A rabbit might outrun a fox, but stalks of wheat arent making any quick getaways. Plants, for the most part, dont flee from predators. But some primitive marine plants are breaking the rules. Marine scientists at the University of Rhode Island School

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(十)月

They say the beauty is in the eye of the holder. For f* Rainbow f*, that's definitely right. That's in right eye. The birds depend on their right eye for scoping out potential mates. Many males are choosy when picking a partner and the Rainbow or goo

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(十)月

Sauropods like Brachiosaurus and Diplodocus were the biggest beasts to ever roam the Earth. And these dinosaurs had enormously long necks. Which poses an anatomical problem: they needed to move their necks side to side and up and down to graze, but t

发表于:2019-01-08 / 阅读(75) / 评论(0) 分类 Scientific American(十)月

Nobel weeka fine time to celebrate sciences most notable achievements. As you raise your glass to this years laureates, why not toast one of chemistrys most delectable discoveries. Because its the 100th anniversary of the Maillard reaction, without w

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 Scientific American(十)月

Hair helps keep you warm, right? But hair can also keep you cooler than bare skin, as long as the hair is not too thick. So says a study in the journal PLoS ONE. Researchers studied elephants, which have very thin coats of hair. It's easy for the bea

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(十)月

This is Scientific American-60 Second Science. I am Christopher Intagliata. Gotta a minute? Hair helps keep you warm, right? But hair can also keep you cooler than bare skin, as long as the hair is not too thick. So says a study in a journal-Plus O

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 Scientific American(十)月

The black mamba is one of the world's most venomous snakesits bite can kill a human in just half an hour. But along with deadly neurotoxins, the black mamba's venom has a special ingredient: a painkiller as potent as morphine. So says a study in the

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 Scientific American(十)月

Pet turtles can be unsanitary. But Chinese soft-shelled turtles really up the ante on distasteful behavior. They perform a variation on urinationthrough their mouths. Most land-based vertebrates produce urine to get rid of water-soluble toxic waste,

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 Scientific American(十)月

Researchers have known about these high-pitched squeaky songs for years. But they only recently discovered that mice can learn the songs of other mice. Such vocal learning is a rarity among animals. We know of only three kinds of birdsparrots, hummin

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(十)月

Quick, name a famous female scientist. If you said Marie Curie, you're not alone. In fact, a lot of people can't think of a single example. Well, England's Royal Society is fixing to rectify that. On Friday, October 19th, it's sponsoring a Wiki-editi

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(十)月

name a famous female scientist. If you said Marie Curie, youre not alone. In fact, a lot of people cant think of a single other example. Well, England's Royal Society is fixin to rectify that. On Friday, October 19th, its sponsoring a Wiki-editing ma

发表于:2018-12-24 / 阅读(43) / 评论(0) 分类 Scientific American(十)月

Want to exercise, but don't have enough time? Forget slogging half an hour on the treadmill. You can burn the same number of calories with a few quick sprints on an exercise bike. So says a study presented at a meeting of the American Physiological S

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(十)月

Want to exercise, but don't have enough time? Forget slogging half an hour on the treadmill. You can burn the same number of calories with a few quick sprints on an exercise bike. So says a study presented at a meeting of the American Physiological S

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(十)月

When Pablo Panda Sandoval made history with 3 home runs in game one of the world series his head was probably buzzing. But when batters in chilly Detroit had the ball not quite right in the next couple of the nets, it will be their hands that buzzing

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 Scientific American(十)月

When Pablo Penda Sandoval made history with 3 home rounds in game one of the world series his head was probably buzzing but when batters and chilli detroy hit the ball not quite right the next couple of nights it will be their hands that are buzzing

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(十)月