kevan + science   246

PsycNET Record Display - The effects of bedtime writing on difficulty falling asleep
"Therefore, to facilitate falling asleep, individuals may derive benefit from writing a very specific to-do list for 5 min at bedtime rather than journaling about completed activities."
sleep  science  writing 
january 2018 by kevan
US: Bird wearing tiny goggles safely flies through laser beam | Laser Pointer Safety - Statistics, laws, and general laser pointer news
"Unexpectedly, the wing tip vortices did not stay stable as happens with aircraft, but instead broke up quickly and violently."
birds  light  science 
march 2017 by kevan
KBNNO: Mineral turns sunlight, heat and movement into electricity all at once
"[KBNNO] may be considered a proper and capable candidate to trigger developments of all-in-one hybrid energy harvesting and multi-functional sensing devices based on only a single piece of material."
science  stone  electricity  light 
february 2017 by kevan
Cern's electrocuted weasel to go on display | Science | The Guardian
"The partly-cooked corpse was duly secured for inclusion in [Rotterdam Natural History Museum]'s Dead Animal Tales exhibition."
death  mammals  science  museums 
january 2017 by kevan
A mysterious 14-year cycle has been controlling our words for centuries - ScienceAlert
"The study suggests that words get a certain momentum, causing more and more people to use them, before reaching a saturation point, where writers start looking for alternatives."
language  science  history 
december 2016 by kevan
A bot crawled thousands of studies looking for simple math errors. The results are concerning. - Vox
"...they’re 'typos,' errors in transferring data from one program to another, she says. But because academic journals are more likely to publish significant results, these erroneous findings may be more likely to find themselves in the published literature."
maths  mutation  science  software 
november 2016 by kevan
I Fooled Millions Into Thinking Chocolate Helps Weight Loss. Here's How.
"We didn’t know exactly what would pan out—the headline could have been that chocolate improves sleep or lowers blood pressure—but we knew our chances of getting at least one “statistically significant” result were pretty good."
science  hoaxes  news 
may 2015 by kevan
Sentinel Trees as a Tool to Forecast Invasions of Alien Plant Pathogens
"To determine the potential invasive fungi, a sentinel trees plot was established in Fuyang, China, using healthy seedlings of European tree species."
trees  pestilence  science 
may 2015 by kevan
The Icicle Atlas
"The Icicle Atlas is a collection of images, time-lapse movies and time-series data on 237 distinct laboratory-grown icicles, made at the University of Toronto, Department of Physics, between 2008 and 2012."
ice  science 
march 2015 by kevan
Graphene: Fast, Strong, Cheap, and Impossible to Use | The New Yorker
"The more innovative—the more breaking-the-mold—the innovation is, the less likely we are to figure out what it is really going to be used for."
science  technology  future 
december 2014 by kevan
Optical brain scanner goes where other brain scanners can’t | Newsroom | Washington University in St. Louis
"The technique works by detecting [LED] light transmitted through the head and capturing the dynamic changes in the colors of the brain tissue."
brains  light  science 
may 2014 by kevan
Gelatin made with human DNA will make snacks safer
"In 2011, scientists in Beijing reported on a method of creating large amounts of gelatin by inserting human DNA fragments into yeast. Human DNA-derived gelatin has actually been in use for a while, in vaccine preparation and the gel caps that many over the counter drugs come in."
genetics  science  food  via:danielle 
may 2014 by kevan
The truth about doctors' handwriting: a prospective study | BMJ
"This study fails to support the conventional wisdom that doctors' handwriting is worse than others'. Illegible writing is, however, an important cause of waste and hazard in medical care."
writing  medicine  science 
february 2014 by kevan
BBC News - Fresh effort to clone extinct animal
"The bucardo, or Pyrenean ibex, calf born through cloning was an historic event: the first "de-extinction", in which a lost species or sub-species was resurrected."
goats  genetics  science 
november 2013 by kevan
Exclusive: How Google Will Use Balloons to Deliver Internet to the Hinterlands
"When balloons would go down, the payload would separate and glide earthward by parachute. Civilians stumbling on the scary-looking package would see a non-branded message reading HARMLESS SCIENCE EXPERIMENT, and a promise of a reward for those who called a number to return it."
air  internet  science 
june 2013 by kevan
Online comments hurt science understanding, study finds
"Readers' interpretations of potential risks associated with the technology described in the news article differed significantly depending only on the tone of the manipulated reader comments posted with the story."
science  language  society 
january 2013 by kevan
America's Real Criminal Element: Lead | Mother Jones
"In a 2000 paper (PDF) he concluded that if you add a lag time of 23 years, lead emissions from automobiles explain 90 percent of the variation in violent crime in America. Toddlers who ingested high levels of lead in the '40s and '50s really were more likely to become violent criminals in the '60s, '70s, and '80s."
crime  metal  science  poison 
january 2013 by kevan
Hypnotic delusion - All In The Mind - ABC Radio National (Australian Broadcasting Corporation)
"When we recorded this hypnotised patient we showed the patient to a neuropsychologist who had seen two genuine brain-damaged patients and she said oh, you’ve got another brain-damaged patient. [...] I think these are genuine recreations of delusions in the laboratory."
delusions  illusions  science 
november 2012 by kevan
Here’s our Cabinet Office paper on randomised trials of government policies. Read it. – Bad Science
"Trials are used widely in medicine, in business, in international development, and even in web design. The barriers to using them in UK policy are more cultural than practical, and this document will hopefully be a small part of a bigger battle to get better evidence into government."
science  politics 
june 2012 by kevan
Scott and Scurvy
"Somehow a highly-trained group of scientists at the start of the 20th century knew less about scurvy than the average sea captain in Napoleonic times. Scott left a base abundantly stocked with fresh meat, fruits, apples, and lime juice, and headed out on the ice for five months with no protection against scurvy, all the while confident he was not at risk. What happened?"
disease  medicine  science  history  food 
june 2012 by kevan
Systematic review of publication bias in studies on publication bias « Statistical Modeling, Causal Inference, and Social Science
"They conclude, “We found no evidence of publication bias in reports on publication bias.” But of course that’s the sort of finding regarding publication bias of findings on publication bias that you’d expect would get published."
science  meta  via:timharford 
may 2012 by kevan
Double X Science: Science, health, medical news freaking you out? Do the Double X Double-Take first
"Headlines are often misleading, at best, and can be wildly inaccurate. Forget about the headline. Pretend you never even saw the headline."
science  news 
april 2012 by kevan
Walking in America: What scientists know about how pedestrians really behave. - Slate Magazine
"Block by block, [patterns] emerge: The way people drift toward the shady side of the street on hot days; [...] the way walking speeds are slower at midday than before or after work; the way people don’t like to maintain the same walking speed as a stranger next to them; [...]."
walking  science  america 
april 2012 by kevan
Why Some Civil War Soldiers Glowed in the Dark - Mental Floss
"The chemical cocktail that P. luminescens uses to clear out its competition probably helped kill off other pathogens that might have infected the soldiers’ wounds."
bacteria  history  science  blood  via:ole 
april 2012 by kevan
Helium stocks run low – and party balloons are to blame | Science | The Observer
"I will not be happy if I cannot have a medical scan in my 70s, because we wasted helium on party balloons while I was in my 30s."
science  future 
march 2012 by kevan
Dirty 30s! - The Lester Dent Pulp Paper Master Fiction Plot
"This is a formula, a master plot, for any 6000 word pulp story. It has worked on adventure, detective, western and war-air. It tells exactly where to put everything. It shows definitely just what must happen in each successive thousand words. No yarn of mine written to the formula has yet failed to sell."
writing  science  books  via:infovore 
january 2012 by kevan
Nerdy Day Trips
"I am a very big fan of nerdy day trips, from Sea Forts to abandoned nuclear bunkers, dead victorian racecourses, roads that are falling into the ground, narrow gauge railways that take you to a power station, wherever."
tourism  maps  science 
september 2011 by kevan
Dutch PlantLab Revolutionizes Farming: No Sunlight, No Windows, Less Water, Better Food | Singularity Hub
"When grown outdoors plant photosynthesis is only about 9% efficient. With the correct balance of colored LED light, PlantLab has increased that efficiency to 12 or 15%, aiming for 18%."
plants  science  light  future 
august 2011 by kevan
Dinosaurus and their Biscuits - Biscuit Classification
"A classification of biscuits is proposed, based on a scientifically sound cladistic methodology. [...] As a logical solution, these results suggest that the implementation of a three-way classification is necessary, including a new group of biscuit-cake intermediates, the pseudobiscuits."
food  science  via:sarah 
july 2011 by kevan
Why Do We Like The Taste Of Protein? | Wired Science
"We eat calorically dense foods because we are also trying to pleasure this secondary [gastro-intestinal] pathway, which responds not to the nuances of flavor but to the brute intake of energy."
food  science  history  delusions  via:zarba 
june 2011 by kevan
Neuroscience: Brain buzz : Nature News
"Volunteers receiving 2 milliamps to the scalp [showed] twice as much improvement in the game after a short amount of training as those receiving one-twentieth the amount of current."
electricity  brains  games  science  via:mugla 
april 2011 by kevan
Oramics on Vimeo
"A brief glimpse of Daphne Oram's pioneering and unique Oramics synthesizer, designed in 1957 after she left the legendary BBC Radiophonic Workshop to pursue the project."
sound  history  science  videos  via:jrb 
april 2011 by kevan
Stories from the stores » Busy bees
"Tomes, a keen amateur apiarist, was seeking a way to track swarms by detecting when the queen bee left the hive. [...] Dabbing them with luminous paint proved somewhat easier, but Tomes’s photocell detector setup was triggered by other light sources as well as the painted bees. Then he remembered that the luminous paint contained radium."
bees  paint  light  science  technology 
july 2010 by kevan
Time doesn’t really freeze when you’re freaked - Behavior-
"This watch-like device flickered numbers on its screen [that] were too fast to see. If the brain sped up when in danger, the researchers theorized numbers on the perceptual chronometers would appear slow enough to read while volunteers fell [from 150ft]. Instead, the scientists found that volunteers could not read the numbers at faster-than-normal speeds."
time  illusions  delusions  science 
october 2009 by kevan
miket - Blood Lamp
"For the lamp to work one breaks the top off, dissolves the tablet, and uses their own blood to power a simple light."
light  blood  science  art  via:andyskipper 
september 2009 by kevan
Humans time blinks so they don't miss information - Telegraph
"A study of eighteen volunteers found they synchronized their blinks while watching video clips taken from the comedy TV show Mr Bean." [...] "We seem to be unconsciously searching for a good timing for a blink to minimize the chance of losing critical information during the blink."
eyes  science 
july 2009 by kevan
Kill or cure?
"The Daily Mail frequently brings us news of which objects have been discovered to cause cancer, and which have been shown to prevent it. In some cases, they do both. In order to make sense of this vast resource of clinical information, I've scraped the Daily Mail’s website for articles mentioning cancer."
news  pestilence  science  delusions 
july 2009 by kevan
Programmable Matter Research Solidifies - SIGNAL Magazine
"Several university teams are working on different approaches to create 'programmable matter' - made of individual pieces that can self-assemble into tools or spare parts. One of the approaches being examined uses sheets of self-folding material that can form three-dimensional shapes on command."
science  nano  technology  future  programming  via:zarba 
june 2009 by kevan
Counting Down to the End of Moore’s Law - Bits Blog -
SanDisk flash memory. "When we started out we had about one million electrons per cell. [...] We are now down to a few hundred. [...] We can’t get below one."
technology  future  science  via:zarba 
may 2009 by kevan
Report: "On the Making of Silk Purses from Sows' Ears," 1921: Exhibits: Institute Archives & Special Collections: MIT
"After much trial and error the chemists hit upon a means of producing fine strands by filtering [reduced pork byproducts] under pressure and forcing the substance through a perforated spinneret."
science  pigs  via:mcios 
february 2009 by kevan
Peeling Scotch Tape Powers X-Ray Machine | 80beats | Discover Magazine
"Peeling a roll of ordinary sticky tape [in a vacuum] can generate 100 milliwatt pulses of X-rays, enough to capture a human finger on X-ray film, according to a new study by UCLA scientists."
science  light  plastic 
october 2008 by kevan
Exclusive: The methane time bomb - Climate Change, Environment - The Independent
"The first evidence that millions of tons of a greenhouse gas 20 times more potent than carbon dioxide is being released into the atmosphere from beneath the Arctic seabed has been discovered by scientists."
apocalypse  ice  science  via:mcios 
september 2008 by kevan
Games Without Frontiers: How Videogames Blind Us With Science
"The behavior of the environment and the creatures in it are governed by hidden and generally unchanging rules, encoded by the game designers. In the process of learning a game, gamers try to deduce those rules. This leads them, without them even realizing it, to the scientific method."
games  science  mmorpgs  education 
september 2008 by kevan
Instant-Messagers Really Are About Six Degrees from Kevin Bacon -
"With records of 30 billion [MSN] conversations among 180 million people from around the world, researchers have concluded that any two people on average are distanced by just 6.6 degrees of separation."
society  science  emergence  via:waxy 
august 2008 by kevan
The Periodic Table of Videos - University of Nottingham
"Tables charting the chemical elements have been around since the 19th century - but this modern version has a short video about each one."
science  videos  via:mcios 
july 2008 by kevan
The Periodic Table of Videos - University of Nottingham
"Tables charting the chemical elements have been around since the 19th century - but this modern version has a short video about each one."
science  videos  via:mcios 
july 2008 by kevan
The Loom : A New Step In Evolution
"[There] were no other bacteria in the experiment, and the evolved bacteria remain plasmid-free. So the only explanation was that this one line of E. coli had evolved the ability to eat citrate on its own."
bacteria  evolution  science 
june 2008 by kevan
Science News / Reviving Extinct DNA
"[To] re-create the thylacine [would] take years and be would be extremely costly, not to mention that at some point, a chimeric animal (part-mouse, part-thylacine) would be unlikely to survive."
genetics  science  rodents  mutation  australia 
may 2008 by kevan
Technology Review: Biologists Enlist Online Gamers
"By making the game available to anyone over the Web, the researchers expect to find people they call protein savants--people who are very good at solving protein structures and who will spend several hours a week playing the game."
science  medicine  games  simulation  brains 
may 2008 by kevan
SkeptoBot: Time-lapse Vid of Dissolving an Oyster Card in acetone (aka nail varnish)
"So tomorrow morning I'll attempt to use this naked oyster card to journey to work. If I'm successful (and not arrested for terrorism) I'll have to decide what my new oyster card will be."
technology  transport  hacking  science  london  via:lmg 
may 2008 by kevan
The Great Tantra Challenge
Science versus black magic, live on television. "After nearly two hours, the anchor declared the tantrik’s failure. The tantrik, unwilling to admit defeat, tried the excuse that a very strong god whom Sanal might be worshipping obviously protected him."
magic  science  television  india  via:holly 
march 2008 by kevan
UbuWeb Sound - Komar and Melamid & Dave Soldier - The People's Choice Music
"It can be shown that if there is no covariance - someone who dislikes bagpipes is as likely to hate elevator music as someone who despises the organ, for example - fewer than 200 individuals of the world's total population would enjoy this piece."
music  science  mp3s 
march 2008 by kevan
Elephants on Acid - Alex Boese
A solid amount of research on strange but serious science, with a good amount of debunking in there. It uses a painful typeface, and there's a bland dusting of magazine-writing at the start and end of each section, but the source material's all good.
booklog  science  delusions  technology  brains  drugs  elephants 
february 2008 by kevan
Scientists discover way to reverse loss of memory - Science, News -
"Electrodes were pushed into the man's brain and stimulated with an electric current. Instead of losing appetite, the patient instead had an intense experience of déjà vu. He recalled, in intricate detail, a scene from 30 years earlier."
memory  brains  science  electricity  dubious 
january 2008 by kevan
Is the Tipping Point Toast? -- Duncan Watts -- Trendsetting
"Depending on how you define the specific mechanics of influence, you'd get totally different types of epidemics--or maybe none at all. But gurus of the Influentials theory never directly clarify these mechanics."
advertising  memetics  science  simulation  society 
january 2008 by kevan
James Randi Educational Foundation - SWIFT January 4, 2008
"The James Randi Educational Foundation Million-Dollar Challenge will be discontinued 24 months from this coming March 6th, and those prize funds will then be available to generally add to our flexibility."
money  science 
january 2008 by kevan
New 3-D Technique From RabbitHoles Makes Posters Pop
"Rather than simple static images, RabbitHoles' can take six- to eight-second movie clips from 2-D and 3-D films and print them into a poster that 'moves' as the viewer walks past."
advertising  technology  science  light  future  via:antonia 
january 2008 by kevan
Dept. of Entomology: Stung: Reporting & Essays: The New Yorker
"Langstroth determined that if frames were placed at this 'bee-space' interval of three-eighths of an inch, bees would build honeycomb that could be lifted from the hive, rather than, as was the practice up to that point, sliced or hacked out of it."
bees  science  pestilence  design 
january 2008 by kevan
Zombie cockroaches revived by brain shot - life - 30 November 2007 - New Scientist
"[Libersat] injected [wasp-paralysed] cockroaches with candidate chemicals that resembled various neurotransmitters in the brain. [...] One of the drugs, a mimic of the neurotransmitter octopamine, succeeded in bringing the roaches back to life."
insects  brains  science  zombies  medicine  necrotech  via:mattgreen 
november 2007 by kevan
Mapping the overlapping flavour components of ingredients. "So I can reconstruct basil by combining coriander, tarragon, cloves, laurel."
food  science  mutation  via:waxy 
november 2007 by kevan
From Ants to People, an Instinct to Swarm - New York Times
"In one version of the experiment, each person was instructed simply to stay with the group. As Dr. Couzin’s model predicted, they tended to circle around in a doughnut-shaped flock."
emergence  ants  science 
november 2007 by kevan
The Ipcress File (1965)
Decently underfunded and matter-of-fact sixties espionage, desk jobs in drab government offices against a mundanely historical London backdrop. But Caine's character is utterly charmless and unconvincing, and it's a dull ending for its genre.
filmlog  2stars  surveillance  politics  science  secrets  delusions 
october 2007 by kevan
Portal (Xbox 360)
A great curve of lateral thinking puzzles, and one of the best game endings I've played. Striking how much difference good writing can make, that the final scenes were a thousand times more memorable and movingly sympathetic than anything in Halo 3.
gamelog  5stars  puzzles  physics  science  surveillance  weapons 
october 2007 by kevan
Science Museum - Launchpad Online - Launchball
A suitably scientific machine-building puzzle game from the Science Museum, with a nice mix of simple square components and pinpoint ball physics.
games  flash  science  simulation  puzzles  via:tim 
october 2007 by kevan
Monkey Business (1952)
Demonstrating that one of the most dangerous aspects of self-experimentation is having a biased personal epiphany about social consequences, and abandoning all research on an apparently workable panacea.
filmlog  2stars  science  medicine  coincidences  apes 
september 2007 by kevan
Modelling dishes and exploring culinary precisions: the two issues of molecular gastronomy
"These sauces were studied using optical microscopy, and the complete formulas were found. In many cases, the formula could be simplified. This modelling led to the discovery that all the French classical sauces belong to 23 groups only."
food  science  nano  via:leonard 
september 2007 by kevan
The Pitch Drop Experiment
"In 1927 Professor Parnell heated a sample of pitch and poured it into a glass funnel with a sealed stem. Three years were allowed for the pitch to settle, and in 1930 the sealed stem was cut. [...] 77 years later, the ninth drop is only just forming."
science  time 
august 2007 by kevan
Gamasutra - The Chemistry Of Game Design
Interesting flowchart model of gamer experience. "In a deeply linked skill chain, a burnout early on can chop off huge sections of the player’s potential experience. You can think of learning curves in terms of managing early stage burnout."
games  design  science 
july 2007 by kevan
Barely Legal: American Absinthe Passes the Taste Test
"Breaux has been working with a French distillery, faithfully reproducing a number of classic absinthes based on chemical scans of the contents of vintage bottles. The scans [contradict] the traditional theory that thujone is absinthe's magic ingredient."
drinks  delusions  science  via:zarba 
july 2007 by kevan
Things To Come (1936)
Aerial warfare, the fascistic rise of science (dictatorial conquering is fine so long as your poison gases are non-lethal), and an extremely vague and angry Luddite rejection of "progress". Impressively difficult to keep in the context of 1936.
filmlog  3stars  war  science  future  technology  society  apocalypse  pestilence 
july 2007 by kevan
LD50 - Wikipedia, the free encyclopedia
"In toxicology, the LD50 (abbreviation for 'Lethal Dose, 50%') or median lethal dose of a toxic substance or radiation is the dose required to kill half the members of a tested population."
poison  maths  science 
july 2007 by kevan
Bad Science » Given the choice, I'd have the miracle pill story
"This story was completely ignored by the entire British news media, despite their preoccupation with both antisocial behaviour and miracle cures, for one simple reason: this was not a story about a pill. It was a cheap, practical parenting programme."
science  medicine  news 
may 2007 by kevan
Gathering disparate MP3s and streams of lectures into a single searchable archive.
education  mp3s  science  via:leonard 
april 2007 by kevan
Sunshine (2007)
Guess what the crew of the sunbound spacecraft Icarus decide to do. Reasonably sane sci-fi, with the sun as a good, ever-present menace, although a bit redundant with space being dangerous enough anyway. Too many cliches, though, and a dreadful third act.
filmlog  2stars  space  science  technology  light  fire 
april 2007 by kevan
Frolix-8: Philip K Dick
PKD blog with a good running thread of "Which PKD Story Are We In Today?", snippets of current news stories that echo his work.
books  science  future  via:jon 
march 2007 by kevan
The Stars My Destination - Alfred Bester
The Count of Monte Cristo in Space, with a straightforwardly amoral protagonist; driven and ruthless, with no attempts to be arrogant or likeable. The good, undated writing style makes it easy to forget how groundbreaking the random sci-fi tropes were.
booklog  space  mysteries  secrets  technology  science  prison  future  lies  business  skin  via:alex 
march 2007 by kevan - Wipe out a single memory
"The process of re-arousing the rats' memory of being shocked with the one tone while they were drugged had wiped out that memory completely, while leaving their memory of the second tone intact."
science  brains  rodents  memory  via:joh 
march 2007 by kevan
UGA research shows rats are capable of reflecting on mental processes
"The rats were given the chance to decline the test completely. [...] If rats have knowledge about whether they know or don’t know the answer to the test, we would expect them to decline most frequently on difficult tests."
rodents  brains  science  via:collision 
march 2007 by kevan
W. Bradford Paley: Map of science image in the journal Nature
"Links were made between the paradigms that shared common members, then treated as rubber bands, holding similar paradigms nearer one another when a physical simulation had every paradigm repel every other: thus the layout derives directly from the data."
science  maps  design  art 
march 2007 by kevan
Very Small Objects
"I have begun to address these glaring exclusions and oversights by creating a new system of classification to describe and categorize all Very Small Objects, regardless of their origin or composition, within a single comprehensive system."
science  language  nano  via:found 
february 2007 by kevan
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