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认识历史上第一位科学家：泰勒斯1

Your browser does not support the audio element. 从石器时代开始，人类已学会制作和使用工具，石斧、用火、建造最初的房子等，这些人类的创造就是科学吗？对不起，还不能算是科学。因为现

未知 | 2019-04-04 14:02:31
地震预测

Your browser does not support the audio element. 由于地震孕育和发生过程的复杂性，决定了地震前兆具有丰富、多样和综合的特点。经过系统的清理和研究，自１９６６年邢台地震以来，我国

未知 | 2019-04-04 14:02:01
地震的预兆

Your browser does not support the audio element. 地震之前一定有预兆吗？在严格的科学意义上，这是一个很难回答的问题。虽然古今中外，有无数记载和报道说，大地震前是有前兆的，但实际

未知 | 2019-04-04 14:02:27
地震的起因和危害

Your browser does not support the audio element. 地球由地壳、地幔和地核等圈层组成。地壳和地幔的最上部，主要为刚性的岩石，称为岩石圈。包裹着地球的岩石圈又由若干个板块组成。板块与

未知 | 2019-04-04 14:02:47
失去肌肉的我们会随风摇摆吗？

Your browser does not support the audio element. 当你在树下休憩时，是否思考过这样的一个问题：为什么花草树木只能随风轻摆，而动物却可以行走、跳跃、奔跑，甚至完成一些具有难度的动作呢

未知 | 2019-04-04 13:01:46
进化的神奇

Your browser does not support the audio element. 脊椎动物具有很多共性，又存在很大差异。它们从何而来，又将向何去？这一直让人们痴迷。在研究脊椎动物起源和进化的过程中，很多科学家和博

未知 | 2019-04-04 13:01:49
脊椎：多种生物关系的“桥梁”

Your browser does not support the audio element. 在种类繁多、形态各异的动物界中，根据动物体内是否有一根从头至尾贯穿身体的脊梁——脊椎，可以把动物分成无脊椎动物和脊椎动物两大类。地

未知 | 2019-04-04 13:01:03
生命的跃升

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科学出版社 | 2018-04-23 22:10:33
克拉克·肯特的“隐身”眼镜

Your browser does not support the audio element. Slightly altering one’s appearance-even with glasses-can indeed hinder facial recognition by others. Erika Beras reports. 轻微地改变某个人的外貌——也许仅仅是戴上眼镜—

环球科学（huanqiukexue.com） | 2017-09-29 05:05:41
猩猩通过识别成分选择鸡尾酒

Your browser does not support the audio element. An orangutan matched researchers’ predictions about which mixed beverage he would choose based on his relative fondness for the separate ingredients. 如同研究者们预测的那样，对于

环球科学（huanqiukexue.com） | 2017-09-29 05:05:55
小脑鸟类更易中弹

Your browser does not support the audio element. Using taxidermy data, biologists determined that gun-killed birds have smaller brains than birds that died in other ways. Christopher Intagliata reports. 通过使用标本数据，生物学家

环球科学（huanqiukexue.com） | 2017-09-29 05:05:42
网络社交有助于降低死亡率

Your browser does not support the audio element. Facebook users in California had slightly better health outcomes than nonusers, even after controlling for other factors. Christopher Intagliata reports. 相近条件下，加州脸书用户的

环球科学（huanqiukexue.com） | 2017-09-29 05:05:26
水獭们由“公厕”发展起来的群居生活

Your browser does not support the audio element. Alaskan river otters can gain valuable information about one another by sniffing around their latrines. Jason G. Goldman reports. 阿拉斯加水獭可以够通过在“公厕”四周嗅出同

环球科学（huanqiukexue.com） | 2017-09-29 05:05:31
世界荒野面积20年内减少百分之十

Your browser does not support the audio element. South America and central Africa lost the most wilderness in a decline since the 1990s that saw the planets wild areas down by a tenth 自上世纪90年代地球荒野面积减少十分之一，

环球科学（huanqiukexue.com） | 2017-09-29 04:04:56
免疫草原土拨鼠可以拯救雪貂

Your browser does not support the audio element. As was widely reported on social media, the U.S. is indeed going to use aerial drones to spread vaccine-laced pellets among prairie dogs to save endangered ferrets, although, contrary to some

环球科学（huanqiukexue.com） | 2017-09-29 04:04:28
林地减少致使全球气候像经历了一次厄尔尼诺

Your browser does not support the audio element. The loss of forests worldwide appears to interact synergistically to produce unpredictable effects on the global climate. Christopher Intagliata reports. 全世界范围内林地面积减少似

环球科学（huanqiukexue.com） | 2017-09-29 04:04:54
军舰鸟迁徙数月

Your browser does not support the audio element. Great frigate birds may stay aloft for up to two months, eating and sleeping on the wing. 巨型军舰鸟可能在高空中迁徙数月，在风中进食和睡眠。 Great frigate birds are e

环球科学（huanqiukexue.com） | 2017-09-29 04:04:49
揭示水熊虫超强生存技能的奥秘

Your browser does not support the audio element. A protein from microscopic creatures called tardigrades keeps their DNA protected—and could someday shield humans from radiation. 一种来自微生物缓步动物门的蛋白质能够保护其

环球科学（huanqiukexue.com） | 2017-09-29 04:04:54
高学历罪犯赚钱更多

Your browser does not support the audio element. Just as with honest jobs, mobsters with a more advanced education made more money than their less educated counterparts. Erika Beras reports. 如同一份正当的工作，拥有更高程度教

环球科学（huanqiukexue.com） | 2017-09-29 04:04:11
高纤维饮食保护肠壁

Your browser does not support the audio element. A low-fiber diet causes fiber-eating microbes to dwindle, opening up real estate for mucus munchers that make the intestine more vulnerable to infection. Christopher Intagliata reports. 低纤维

环球科学（huanqiukexue.com） | 2017-09-29 04:04:59

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