科学研究   

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This cricket is about to be dinner. New research reveals what makes a frog's tongue such a formidable weapon. Since the entire attack takes less than a tenth of a second the researchers set up hi...

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Soares: In 2004 you gave [a] really impressive demonstration of how your work could lead to prosthetics controlled by the brain. Your star monkey, Aurora, learned to play a simple videogame with a joy...

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What I'm going to show you is the adipose tissue, which was next to some muscle tissue, and we zoom in on it, we see that the adipose tissue is composed of millions of individual cells. ...

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Steve: Hi Seth! How are you today? Shulman: Good, thanks! How are you Steve? Steve: Pretty good. Good to talk to you. So, The Telephone Gambit, chasing Alexander Graham Bell's secret. You know, as w...

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Steve: Dr. Davies, great to talk to you today. Davies: Hi Steve! Steve: This is a fascinating kind of thought experiment at this point; actually it's more than a thought experiment, but let's talk a...

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So here's the gene being transcribed, and next to it you see acetylated histones, nice open chromatin. And now you catch these little methyl cytosines. Methyl groups are appearing, and he...

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Steve: This article goes in a whole different direction and says: "No, it is possible, given the will." Fischetti: Right! I think those articles in the past have sort of taken a look at the country a...

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Atoms are ridiculous and unbelievably small. A single human hair is about as thick as 500,000 carbon atoms stacked over each other. Look at your fist, it contains trillions and trillions of atoms. ...