搜索 复制 Every honeybee colony has its own unique scent like a fingerprint. And bees use that scent to recognize their nest matesbasically saying, You smell like me, so Im going to let you into the colony. 就像人类的指纹一样,每个蜂群...
搜索 复制 Someone who knows how can pick a door lock using a paper clip. But how about with a smartphone? Researchers at the National University of Singapore wondered if smartphone audio of a key turning a lock could be analyzed to determine the...
搜索 复制 Christopher Intagliata: We humans often navigate using road signs and GPS. Elephants, though? 克里斯托弗因塔利亚塔:我们人类经常使用路标和GPS导航。大象呢? Connie Allen, a behavioral ecologist at the University...
搜索 复制 Internet companies often receive requests by law enforcement for customer info to help with ongoing investigations. Rarely, however, will a court order hit up a Web hosting company for upwards of 1.3 million IP addresses to find out who...
搜索 复制 Animals that live in the city are usually less wary of humans than their rural counterparts. Most people think the boldness comes from experience: since the majority of humans are rather harmless, the critters learn to go about their bu...
搜索 复制 [Sounds of people watching the total solar eclipse] 人们观看日全食的声音 Youve all taken off your glasses by now, along with the family and friends of my friend Dennis Meredith. Because the Great American Eclipse of 2017 has c...
搜索 复制 Does This Look Like a Face to You? 这看起来像你的脸吗? Karen Hopkin: This is Scientific Americans 60-Second Science. Im Karen Hopkin. Hopkin: Its probably happened to you. You look at a parking meter or a pickle slice or the...
搜索 复制 Christopher Intagliata: We humans often navigate using road signs and GPS. Elephants, though? 克里斯托弗因塔利亚塔:我们人类经常使用路标和GPS导航。大象呢? Connie Allen, a behavioral ecologist at the University...
搜索 复制 Representative Lamar Smith of Texas, the Republican who heads the House Science Committee, has long been skeptical of global warming. He has accused government climate scientists of doctoring climate data. And called the U.N.'s climate...
搜索 复制 Some Good News About Corals and Climate Change 关于珊瑚和气候变化的一些好消息 Christopher Intagliata: Within a few decades, global temperatures are expected to climb to 1.5 degrees Celsius above pre-industrial levels. And...