搜索 复制 Climate Change Is Shrinking Animals, Especially Bird-Brained Birds 气候变化导致动物数量减少,尤其鸟类 Shahla Farzan: This is Scientific Americans 60-Second Science. Im Shahla Farzan. Climate change is affecting animals...
搜索 复制 We humans sometimes use a memory technique called chunking. For example, with phone numbers we usually remember the three-digit chunk and the four-digit chunk. Two items instead of seven. 我们人类有时会采用一种分块记忆的记...
搜索 复制 Music includes a lot of repetition. What would your favorite song be without a chorus? But the connection runs even deeper than that. Because the very act of repeating something can render that thing melodiouseven the sound of a shovel...
On March 27th, 1964, a huge earthquake struck the Prince William Sound, off the coast of Alaska. Out in the gulf of Alaska, the ocean bottom plunges, then heaves upward a full 50 feet, and a wave starts racing toward the shore 1964年3月27日,阿拉...
I think its really important for us to use this magical power of invention and innovation to change the lives of people who really needed their lives changed. 我认为,利用发明和创新的神奇力量来改变那些真正需要改变生活的人...
搜索 复制 Cosmic Simulation Shows How Dark-Matter-Deficient Galaxies Confront Goliath and Survive 宇宙模拟显示了缺乏暗物质的星系如何对抗巨人并生存下来 Joanna Thompson: This is Scientific Americans 60 second science. Im J...
搜索 复制 Want to make a dog? Well, wolves evolved into dogs at least once. But it turns out you can also make whats basically a dog by starting with wild foxes. Select the ones that do not seem to want to tear the researchers face off and mate t...
搜索 复制 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 a Siberian cave, first indicated the existenc...
搜索 复制 One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. 世界上有一种最精敏的热传感器,它不存在于某个政府实验室里,而存在...
When you install an app on your smartphone, youre often asked whether youd like to share your list of contacts with that app. That might be a convenient way to connect with friends and family likewise using, say, Instagram or Whatsapp, but it also me...