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科学美国人60秒:Mongooses Pile on Warthogs--to Groom Them
Mutual relationships are common throughout the animal kingdom. Fish called remoras get a tasty meal by picking bits of dead skin and parasites off of sharks, while the sharks enjoy
科学美国人2016-06-23-
科学美国人60秒:Lizard Stripes May Mess Up Predators' Timing
They say that wearing stripes can make you look thinner. Well, lizards don’t care about looking svelte. But their stripes might help them avoid getting caught by a hungry pre
科学美国人2016-06-22 -
科学美国人60秒:Fat Gets Gut Bacteria Working against the Waistline
Think it’s your inability to resist cheesecake that’s making it tough to fit into your skinny jeans? Well, your bacteria may share some of the blame. Because a new stud
科学美国人2016-06-17 -
科学美国人60秒:Arctic Researcher Bears Up for Science
“So I just don’t approach, at least initially, a group of musk oxen.”
科学美国人2016-06-16
Joel Berger, with the Wildlife Conservation Society and Colorado State University.
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科学美国人60秒:Shy Fish Prefer to Follow Other Shy Fish
When you think of a leader, you may think of an individual who is above all bold. But a new study of fish called sticklebacks shows that shy individuals actually prefer to follow f
科学美国人2016-06-14 -
科学美国人60秒:Submerged Lost City Really Bacterially Built
Tourists snorkeling off the Greek island of Zakynthos in 2013 thought they had made a fabulous discovery: the remains of a lost city. They saw what appeared to be paving stones and
科学美国人2016-06-14 -
科学美国人60秒:Go to the (White) Light
LEDs use only a quarter the energy of incandescent bulbs. But despite their efficiency, there is one thing they're not that good at: "They have a hard time giving directional ligh
科学美国人2016-06-13 -
科学美国人60秒:Bleached Coral Busts Fish Learning
In April the world learned that more than 90 percent of Australia's Great Barrier Reef had become bleached. That is, warming waters or other conditions cause the algae living in t
科学美国人2016-06-13 -
科学美国人60秒:From Wolf to Woof Twice
From Wolf to Woof Twice
科学美国人2016-06-12
从 狼 到“汪”是肿么回事In Jack London's The Call of the Wild, a pet dog named Buck winds up in the Yukon… where he succumbs to his desir -
科学美国人60秒:Bigger Glasses Rack Up More Wine Sales
Ever order a drink, and feel stiffed on the pour? Well, before you bother the bartender, take a closer look at the size of your glass. "So people will generally perceive there to b
科学美国人2016-06-12 -
科学美国人60秒:Red Birds Carry On Colorful Chemistry
The redder, the better. And I’m not talking about beets, roses or presidential candidates. I’m talking birds. Well, some birds. In various species, red coloration in a
科学美国人2016-06-07 -
科学美国人60秒:Alliance of Bacterial Strains Disables Antibiotics
It's one of the underwater world's classic partnerships: clownfish and Nemo hides out in the anemone, which helps keep predatory fish at bay. "But at the same time there are oth
科学美国人2016-06-06 -
科学美国人60秒:Extreme Life-Forms Could Complicate Carbon Sequestration
The first life on Earth appeared about four billion years ago. One place these pioneering organisms may have emerged is at hydrothermal vents, deep underwater. Where unusual chemis
科学美国人2016-06-03 -
科学美国人60秒:Knee Sounds Give Docs a Leg Up
The sound of a cracking knee isn't particularly pleasant. But it gets worse when you listen up close. [knee-cracking recording] "It does for most people. But for me, it just makes
科学美国人2016-06-03 -
科学美国人60秒:Microbe Breaks the Powerhouse Rules
If you were searching for a lifeform unlike anything known to science, where would you look? Scientists at Charles University, in Prague, looked in the poop of a pet chinchilla. "T
科学美国人2016-06-03 -
科学美国人60秒:Candidates Tend to Not Dodge Questions
This campaign season, there's been plenty of name calling and lots of accusations. David Clementson, a PhD candidate at The Ohio State University, has been keeping tabs. "I mean t
科学美国人2016-05-26 -
科学美国人60秒:Male Lemurs Are Masters of Musk
Ring-tailed lemurs are a chatty lot. They vocalize to exchange information. And they also communicate via a veritable smorgasbord of stinky secretions they use to mark their territ
科学美国人2016-05-25 -
科学美国人60秒:Oldest Chinese Beer Brewery Found
Beer. It’s hugely popular today, but that’s nothing new: people have been drinking beer for thousands of years, all around the world. And now a brewing site some 5,000
科学美国人2016-05-25 -
科学美国人60秒:Married Couples Pack On More Pounds
Bridget Jones, in print and on screen, called them the “Smug Marrieds”—the happy couples that seemed to have it all. But maybe the fictional Jones should have cal
科学美国人2016-05-24 -
科学美国人60秒:Giant Tsunami Remnants Spotted on Mars
For as long as we’ve been sending spacecraft to Mars, we’ve been finding signs of water. The Red Planet’s sinuous river valleys, flood-carved canyons and buried g
科学美国人2016-05-24 -
科学美国人60秒:Wanted: Gravitational Constant's True Value
[Audio from movie]A scene from the movie Gravity. In real life, gravity is always bringing us down—particularly scientists who attempt to measure gravitational force. Try as
科学美国人2016-05-19 -
科学美国人60秒:Saharan Dust Brings Bacterial Blooms to the Caribbean
Residents of the southern U.S. might be familiar with this dusty summer phenomenon: [TV Weather montage: "We are breathing dust that at one point originated over Africa… Dus
科学美国人2016-05-18 -
科学美国人60秒:Everything There Is
“My previous books have been specifically about topics in physics. But this time I wanted to take a step back and ask questions about how all of the different ways we have of
科学美国人2016-05-13 -
科学美国人60秒:Farm Fields Release Carbon Mist During Rainstorms
There's nothing like that fresh, rain-washed air after a storm, right? "The idea has always been 'the rain is cleaning.'" Mary Gilles, a chemist at Lawrence Berkeley Lab. She an
科学美国人2016-05-12 -
科学美国人60秒:Flying Boats Soar over the Hudson
“Land Rover in some better breeze at the moment…flying a hull, making some good distance back now in that breeze in the middle of the course that has slowly materializ
科学美国人2016-05-11
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