文章列表

• 1.科学美国人60秒 食草动物能保护永久冻土
• The Arctic's permafrost is meltingand fast. That's bad news, because these frozen soils store billions of tons of carbon, just waiting to be unleashed...
• 2.科学美国人60秒 海洋野生动物如何与海风共存
• April Reese: Offshore wind in the US is poised for a boom. States from Rhode Island on down to Virginia all have plans to ramp up offshore wind over t...
• 3.科学美国人60秒 道路交通风险降低让动物欣喜
• Don't worry about why the chicken crossed the roadthe bigger question is whether it'll m?ake it at all. Every year, millions of animals get killed by ...
• 4.科学美国人60秒 细菌很早就发现了氮
• Oxygen and water are crucial to most life on Earth, but what about nitrogen? Its in every molecule of DNA in your body, and in all your proteinsyou li...
• 5.科学美国人60秒 强大的冲击力可能引发火山爆发
• Other rocky planets in our solar system show a common feature: within giant craters caused by impacts theres evidence of volcanic activity. Which made...
• 6.科学美国人60秒 蜜蜂受感染了也会保持距离
• 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。 If there's one thing we know about virus...
• 7.科学美国人60秒 甜甜圈中的糖能延长血液的保存时间
• Blood donations save lives. But blood can only be stored under refrigeration for up to six weeks. After that, it's no longer usable for transfusions. ...
• 8.科学美国人60秒 洞穴泥土中发现的古代人类DNA
• Fossilized skulls and skeletons found in European caves gave us our first glimpse of our ancient cousins, the Neandertals. And a finger bone, found in...
• 9.科学美国人60秒 健身手环计算的卡路里不准
• Fitness bands like the Apple Watch and the Fitbit aim to track your vitals, like heart rate. But early models weren't all that accurate.We thought of ...
• 10.科学美国人60秒 甜美歌声带来了新鸟类物种
• That, of course, is the sound of the Himalayan forest thrush. And that sound was a clue to field researchers that they might have a new species of bir...