人工照明能使会唱歌的鸟儿早上更早的开始唱歌,这可能引起什么样的后果呢?究竟是好,还是不好? Artificial lighting is making songbirds start singing earlier in the day, with possible consequences for breeding.

发表于:2019-01-02 / 阅读(105) / 评论(0) 分类 60秒科学

Making Music for Monkey Minds A study in the journal Biology Letters finds that music based on monkey's own calls has similar effects on them that human music has on us. Cynthia Graber reports Music is known to make us happy, or calm, or sad. But do

发表于:2019-01-02 / 阅读(85) / 评论(0) 分类 60秒科学

The space shuttle Discovery, mission STS-128, is in orbit right now. With some fascinating people on board. Pilot Kevin Ford became interested in flying when he was a kid and read the book Carrying the Fire, by Michael Collins, command module pilot

发表于:2019-01-02 / 阅读(80) / 评论(0) 分类 60秒科学

When an ocean liner starts taking on water, what governs whether its women and children first or every man for himself? According to a report in the Proceedings of the National Academy of Sciences , mens altruistic versus self-serving behavior depend

发表于:2019-01-02 / 阅读(105) / 评论(0) 分类 60秒科学

俗话说,体型越大,摔得越惨,现在我们知道了,体型越大,脚底越硬。 Big cats or wolves seem like scaled-up versions of the tabby or terrier sleeping on your sofa. But the proportions do subtly change as animals get larger

发表于:2019-01-02 / 阅读(89) / 评论(0) 分类 60秒科学

吃鸡肉时,你知道鸡身上的哪个部分是最好的吗?科学家的回答是:眼睛。科学发现,鸡的视网膜锥(体) 数量比人类多,因此可以感知更多的色彩。 Super Chicken Vision Bring home a bucket of fried chic

发表于:2019-01-02 / 阅读(96) / 评论(0) 分类 60秒科学

在最近举行的美国科学促进会会议上,石溪大学的Robert Crease谈到了世界末日的恐慌,涉及《科学美国人》和RHIC。 At the recent AAAS meeting, Stony Brook Universitys Robert Crease talked about a doomsday scare invo

发表于:2019-01-02 / 阅读(107) / 评论(0) 分类 60秒科学

Immigrant Dust Feeds Rain Forests Intercontinental dust helps fertilize lush forests in the Western Hemisphere and Hawaii, noted Oliver Chadwick of the University of California, Santa Barbara, at the annual meeting of the American Association for the

发表于:2019-01-02 / 阅读(131) / 评论(0) 分类 60秒科学

Despite Climategate, IPPC Mostly Underestimates Climate Change Speaking at the annual meeting of the American Association for the Advancement of Science, James McCarthy of the Harvard Medical School Center for Health and the Global Environment noted

发表于:2019-01-02 / 阅读(134) / 评论(0) 分类 60秒科学

King Tut's Tough Life New analysis of the mummy of King Tut, published in the Journal of the American Medical Association, shows that the boy king had severe bone disease and malaria. Christopher Intagliata reports The Journal of the American Medical

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 60秒科学

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(137) / 评论(0) 分类 60秒科学

Finches Seek Out Sick Dining Companions A study in the journal Biology Letters finds that male finches prefer dining next to a sick bird despite the risk of infection, probably because the lethargic companion is less likely to engage in food fights.

发表于:2019-01-02 / 阅读(96) / 评论(0) 分类 60秒科学

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(193) / 评论(0) 分类 60秒科学

Listening While Driving Is, What'd Ya Say? A study in the journal Psychonomic Bulletin and Review finds that not only does talking interfere with driving skills, the act of driving makes listening a much harder task. Karen Hopkin reports We all know

发表于:2019-01-02 / 阅读(143) / 评论(0) 分类 60秒科学

Plants Put the Bend in Rivers Studies in the journals Geology and Earth-Science Reviews reveal that ancient rivers were broad straight sheets of water. Colonization by plants changed the water flow. Adam Hinterthuer reports What was around the bend i

发表于:2019-01-02 / 阅读(95) / 评论(0) 分类 60秒科学

Men Won't Ask for Shopping Directions Either A study in the Journal of Consumer Marketing finds that men are less likely than women to ask for expert advice when shopping, in this case for wine. Karen Hopkin reports They say that men dont like to ask

发表于:2019-01-02 / 阅读(120) / 评论(0) 分类 60秒科学

Cleopatra's Eyeliner: Peeper Health Keeper A study in the journal Analytical Chemistry finds that the black eyeliner worn by ancient Egyptians may have had properties that helped ward off eye-damaging bacterial infections. Cynthia Graber reports When

发表于:2019-01-02 / 阅读(130) / 评论(0) 分类 60秒科学

工作累了,就趴在办公桌上小睡片刻,这样有助于提高你的记忆力。据英国《每日邮报》报道,德国一项最新研究发现,白天打个盹不仅可以使人恢复体力,还能帮助大家提高记忆力。 To Lea

发表于:2019-01-02 / 阅读(97) / 评论(0) 分类 60秒科学

启用GPS,智能手机里很多应用程序就能助你一臂之力。不过启用之后,那些应用程序到底干了些什么,你清楚吗? Researchers tracked the activity of 30 popular Android apps and found that half reported info to th

发表于:2018-12-07 / 阅读(92) / 评论(0) 分类 60秒科学

10月4日,在瑞典首都斯德哥尔摩的卡罗林斯卡医学院,诺贝尔奖评审委员会宣布,英国生理学家罗伯特爱德华兹获得2010年诺贝尔生理学或医学奖。 85-year-old Englishman Robert Edwards wins the Nobel Pri

发表于:2018-12-07 / 阅读(111) / 评论(0) 分类 60秒科学