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科学美国人60秒:Drunk People Feel Soberer around Heavy Drinkers
2016-09-20 所属栏目:科学美国人
Volunteers in scientific studies sometimes get compensated. The payment can be cash, a gift card or something almost worthless: “It’s amazing what people will do for a
科学美国人60秒:Oldest Known Indigo Dye Found in Peru
2016-09-18 所属栏目:科学美国人
Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news.Indigo gets
科学美国人60秒:Road Noise Makes Birds' Lives Tougher
2016-09-18 所属栏目:科学美国人
[Songbird and traffic noise]It's hard to be a bird in our human-dominated world.You can barely hear yourself sing, let along hear the songs of your friends… and you can for
科学美国人60秒:World Wilderness Down 10 Percent in 20 Years
2016-09-14 所属栏目:科学美国人
Only about 23 percent of the world’s land area is still what you’d call wilderness—where indigenous people, wildlife, plants and microbes get a chance to live wit
科学美国人60秒:Photonic Chip Could Strengthen Smartphone Encryption
2016-09-13 所属栏目:科学美国人
Random numbers are hugely important for modern computing. They're used to encrypt credit card numbers and emails. To inject randomness into online gaming. And to simulate super co
科学美国人60秒:Protein Test Could Complement Crime Scene DNA Analysis
2016-09-09 所属栏目:科学美国人
DNA analysis is a staple of crime scenes—and crime shows, like HBO's The Night of or the old standby, CSI:
"We just need to get this to the DNA lab, confirm it's the victi科学美国人60秒:Shark Fins Contain Toxic "One–Two Punch"
2016-09-08 所属栏目:科学美国人
Living at the top of the food chain, sharks can accumulate dangerous levels of methylmercury. So much that pregnant women and children are advised not to eat shark at all. But shar
科学美国人60秒:Teen Pregnancy Prevention Program Actually Promotes It
2016-09-05 所属栏目:科学美国人
Used to be, teenage kids had to carry around a bag of flour wrapped in a blanket to learn the responsibilities of parenthood. But these days? The same lesson is taught with hi-tech
科学美国人60秒:Color-Changing Skin Aids Climate Control and Communication
2016-09-02 所属栏目:科学美国人
Various animals evolved coloration that keeps them hidden. A jaguar's patterns help it slink undetected across the sun-dappled rainforest floor. The mottled pigmentation on the wi
科学美国人60秒:Waste Amphetamines Alter Underwater Ecosystems
2016-08-30 所属栏目:科学美国人
Last week, tens of thousands of gallons of sewage gushed into urban streams in Baltimore, because of leaky pipes and flooding rains. And when that happens, it's not just organic m
科学美国人60秒:A Green Solution to Improve Indoor Air Quality
2016-08-26 所属栏目:科学美国人
Air pollution outside is easy to spot, hanging over the city, or sputtering from a tailpipe. But there's lot of indoor air pollution, too, even if it's not as obvious. It's caus
科学美国人60秒:Humans Are Superpredators in the Landscape of Fear
2016-08-25 所属栏目:科学美国人
Small carnivores—like foxes or raccoons or badgers—are themselves prey for larger predators—like wolves. So they spend time hiding instead of hunting. This influe
科学美国人60秒:Voters Are Seldom Swayed by Local Campaign Stops
2016-08-24 所属栏目:科学美国人
Donald Trump hasn't been running the most traditional campaign. And it's not just the unfiltered tweets. "He's neglecting campaigning full stop." Thomas Wood, an assistant profe
科学美国人60秒:Ancient Mexican Metropolis Engaged in Hare-Raising Activity
2016-08-22 所属栏目:科学美国人
As humans developed civilizations in Eurasia and Northern Africa, they also domesticated animals for food and labor: horses, cows, goats, pigs, sheep and a few others. But no evide
科学美国人60秒:Model Black Hole Re-Creates Stephen Hawking Prediction
2016-08-19 所属栏目:科学美国人
Black holes got their name because light can't escape them, beyond a certain radius—the event horizon. But in 1974 Stephen Hawking proposed that quantum effects at the event
科学美国人60秒:Pigeon Pb Proxies Could Cut Kids' Blood Tests
2016-08-18 所属栏目:科学美国人
Pigeons. Ever since humans established permanent agricultural settlements, we’ve lived side-by-side with the birds—or, as some people call them, rats with wings. They w
科学美国人60秒:Remote Door Controls Are Car Security Flaw
2016-08-16 所属栏目:科学美国人
Today's cars have loads of computer smarts built in. Like the chips that allow you, with the push of a button to unlock your car. And as new cars move down the assembly line, auto
科学美国人60秒:This Shark Is the Vertebrate Methuselah
2016-08-15 所属栏目:科学美国人
By human standards, a few vertebrate species have incredible longevity. Some tortoises live for nearly 200 years. Bowhead whales can live even a decade or two longer. But now there
科学美国人60秒:Humans and Birds Cooperate to Share Beehive Bounty
2016-08-12 所属栏目:科学美国人
This is a story about the birds and the bees. When the Yao people of Mozambique want to find beehives full of honey they make this noise [brrrr-hm]. That sound attracts the attenti
科学美国人60秒:Pesticides Act as Honeybee Contraceptives
2016-08-09 所属栏目:科学美国人
Over the last year, beekeepers in the U.S. lost nearly half their honeybee hives. And there are a lot of suspected culprits for this so-called beepocalypse—from parasitic mit
科学美国人60秒:Cut Road Deaths with Mountain Lions
2016-08-05 所属栏目:科学美国人
Are you afraid of sharks? What about snakes or spiders? Put those fears aside: because in the U.S. you’re far more likely to be killed or injured by a deer bounding across th
科学美国人60秒:Silk Road Transported Goods--and Disease
2016-08-02 所属栏目:科学美国人
For thousands of years, what’s called the Silk Road was a group of land and sea trade routes that connected the Far East with South Asia, Africa, the Middle East and southern
科学美国人60秒:Inbred Songbirds Croon out of Tune
2016-08-01 所属栏目:科学美国人
Just like humans have to learn to talk, songbirds aren't just born singing—they have to learn to carry a tune. "So in the beginning they just babble." Raissa de Boer, a beha
科学美国人60秒:Great Red Spot Helps Explain Jupiter's Warm Upper Atmosphere
2016-07-29 所属栏目:科学美国人
For most people, Jupiter’s most recognizable—and mysterious—feature is the Great Red Spot. For centuries, astronomers have watched the storm spin across the giant
科学美国人60秒:Beaver Dams Strengthened by Humans Help Fish Rebound
2016-07-28 所属栏目:科学美国人
In the early 19th century the fur industry reached what was then known as the Oregon Territories. Lewis and Clark found massive numbers of Pacific salmon and steelhead trout there,
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