This is Scientific American's 60-second Science. I'm Karen Hopkin. 这里是科学美国人60秒科学。我是凯伦霍普金。 They say that Marie Antoinette's hair turned white the night before she lost her head to the guillotine. But can stress...
This is Scientific American's 60-second Science. I'm Karen Hopkin. 这里是科学美国人60秒科学。我是凯伦霍普金。 Making a cup of coffee isn't rocket science. But a new study shows that a background in math and analytical chemistry do...
This is Scientific American's 60-second Science, I'm Susanne Bard. 这里是科学美国人60秒科学系列,我是苏珊娜巴德。 Dogs began to diverge from wolves tens of thousands of years ago, when their wild ancestors started interacting wi...
This is Scientific American's 60-second Science, I'm Susanne Bard. 这里是科学美国人60秒科学系列,我是苏珊娜巴德。 Around 100,000 years ago, in what is now Italy, our Neandertal cousins waded out into the shallow coastal waters o...
This is Scientific American's 60-second Science, I'm Eliene Augenbraun. 这里是科学美国人――60秒科学系列,我是艾琳奥根布劳恩。 It came to our attention a few years ago that there were fraudulent whiskeys on the market. 市场上...
This is Scientific American's 60-second Science, I'm Christopher Intagliata. 这里是科学美国人60秒科学系列,我是克里斯托弗因塔格里塔。 If you've ever been on a fishing boat, you've probably seen flocks of birds following in...