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科学美国人60秒:DNA Samples Find a Lot of Fish in the Sea
2016-11-23 所属栏目:科学美国人
The way we sample much of the world's oceans, to see what's living down there, is pretty basic: Ask fishermen. Or just stick a net down there, and examine what we catch. Neither
科学美国人60秒:Police Body Cameras Appear to Moderate Interactions with Civilians
2016-11-21 所属栏目:科学美国人
The last few years have seen numerous widely publicized incidents of civilians, black men in particular, being killed by police. In response, many officers are now required to wear
科学美国人60秒:NIH Director Looks at Presidential Transition
2016-11-21 所属栏目:科学美国人
“As somebody who is part of the executive branch and serving in this role which I can consider to be a great privilege, as director of NIH, I am confident that the conviction
科学美国人60秒:Ebola Virus Grew More Infectious in the Latest Epidemic
2016-11-17 所属栏目:科学美国人
Ebola outbreaks before the most recent one have been fairly contained: geographically limited, and just a couple hundred cases. The latest outbreak, though, which started in late 2
科学美国人60秒:Orangutan Picks Cocktail by Seeing Ingredients
2016-11-15 所属栏目:科学美国人
Imagine you had never tasted lemonade. You would still probably assume that lemon juice mixed with sugar tastes better than lemon juice alone. Because you know what lemons taste li
科学美国人60秒:Small-Brained Birds More Likely to Get Shot
2016-11-10 所属栏目:科学美国人
The old expression “bird brain,” referring to a small or inadequate brain size—it’s not all that accurate. Take crows, for example, and other corvids, like
科学美国人60秒:Online Sociality Linked to Lower Death Risk
2016-11-08 所属栏目:科学美国人
Exercise and healthful eating are linked to better health—and so is having a decent circle of friends. Now it looks like that link between friends and better health is true f
科学美国人60秒:Bookish Mobsters Made Better Bookies
2016-11-07 所属栏目:科学美国人
Turns out, education pays off. That’s true whether you’re a doctor or a lawyer—or even a mobster, according to a new study.
Researchers compared the FBI files o科学美国人60秒:For River Otters, Social Life Is Shaped by the Latrine
2016-11-01 所属栏目:科学美国人
River otters, like other social animals, have to carefully weigh the costs and benefits of hanging out in large groups. A big group makes it easier to catch fish, which seems like
科学美国人60秒:Falcons Patrol Fruit Fields for Pesky Invasive Birds
2016-10-28 所属栏目:科学美国人
Washington state is the country’s largest producer of cherries and blueberries. The state’s wine industry is second only to California’s in value. But one non-nat
科学美国人60秒:Clark Kent's Glasses Aided His Anonymity
2016-10-27 所属栏目:科学美国人
Ever wonder how the citizens of Metropolis somehow could not recognize Clark Kent once he ditched the glasses and became Superman? Well, now there’s an actual scientific expl
科学美国人60秒:Poor Sleepers Worse at Recognizing Unfamiliar Faces
2016-10-25 所属栏目:科学美国人
Standing in line at passport control isn't the most relaxing experience. The officer looks at your passport… at you… back at your passport… back at you. Kind
科学美国人60秒:Yawns Help the Brain Keep Its Cool
2016-10-20 所属栏目:科学美国人
Not many scientific studies begin like this: "Many hours of watching YouTube clips. Trying to find as many yawns as possible." But for Andrew Gallup, an evolutionary psychologist w
科学美国人60秒:Polar Bears Can't Just Switch to Terrestrial Food
2016-10-19 所属栏目:科学美国人
When the Arctic Ocean freezes over in the autumn, polar bears set off in search of their favorite meals: fatty ringed seals and bearded seals. By the summer, the sea ice begins to
科学美国人60秒:Flowers Deceive Flies with Chemical Cocktail
2016-10-17 所属栏目:科学美国人
Honeybee stings are painful. But they're also… fragrant. "If a beekeeper gets stung by bees, it smells like banana." Dr. Stefan Dötterl, a plant ecologist at the Unive
科学美国人60秒:Feed Microbes Oxygen to Help Clear Spilled Oil
2016-10-14 所属栏目:科学美国人
On June 3rd, a train loaded with highly volatile crude oil derailed just outside the small town of Mosier in Oregon’s Columbia River Valley. More than 40,000 gallons of crude
科学美国人60秒:Future Wet Suits Otter Be Warmer
2016-10-14 所属栏目:科学美国人
Whales, seals and walruses stay warm in chilly water because they have a thick layer of blubber. We humans rely on something like blubber—neoprene rubber wet suits—to s
科学美国人60秒:Elephant Footprints Become Tiny Critter Havens
2016-10-13 所属栏目:科学美国人
Imagine a world without elephants. Not only would we have lost one of the planet’s most charismatic, extraordinary creatures. Also gone would be a network of ecosystem engine
科学美国人60秒:Future Wetsuits Otter Be Warmer
2016-10-12 所属栏目:科学美国人
Whales, seals and walruses stay warm in chilly water because they have a thick layer of blubber. We humans rely on something like blubber—neoprene rubber wetsuits—to sp
科学美国人60秒:Gender Influences Recommendations for Science Jobs
2016-10-11 所属栏目:科学美国人
As in many other fields, gender bias pervades the sciences. Men score higher starting salaries, have more mentoring, and have better odds of being hired. Studies show they’re
科学美国人60秒:Big Earthquakes May Be More Likely During New and Full Moons
2016-09-29 所属栏目:科学美国人
Every two weeks, on the full and new moons, the sun, moon and Earth fall along a nearly straight line. The combination of gravitational forces in this arrangement creates large swi
科学美国人60秒:Clever Ants Have Backup Navigation Systems
2016-09-28 所属栏目:科学美国人
Make a left at the big oak tree about a mile down the road. That kind of direction is common in landcapes filled with visual cues. But the Sahara desert is a much tougher place to
科学美国人60秒:Ancient Biblical Scroll Gets Read While Wrapped
2016-09-26 所属栏目:科学美国人
In the 1970s, researchers unearthing an ancient synagogue at Ein Gedi, near the Dead Sea, discovered the structure’s Holy Ark—the container in which early Jews would ha
科学美国人60秒:Birch Trees Droop at Night with No Rays in Sight
2016-09-22 所属栏目:科学美国人
It’s easy to see that some plants change from day to night—flowers open and close, and even turn to face the sun. In 1880 Darwin noted that the leaves and seedlings of
科学美国人60秒:Some Malaria Mosquitoes May Prefer Cows to Us
2016-09-21 所属栏目:科学美国人
As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substi
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