《环球科学》(“科学美国人”中文版)【唯一官方网站】移动版

  • Small Screen Looks At an Electrified America

    日期:2015-04-23 11:13:55 点击:132 好评:0

    Scientific American's David Biello hosts a new episode of the TV series Beyond the Light Switch focusing on the means to and effects of a more electricity-powered country. Steve Mirsky reports....

  • Diabetics Benefit By Biggest Meal Early

    日期:2015-04-02 10:42:21 点击:462 好评:0

    A small study finds that diabetics who ate a big breakfast and small dinner had better glucose control than those who ate the opposite. Steve Mirsky reports....

  • Donate Your Health Data To Medical Science

    日期:2015-03-31 11:10:24 点击:156 好评:0

    You can now share your genome, health and microbiome info and viral infection data to crowdsourced medical research projects. Cynthia Graber reports....

  • The Ebola Outbreak: Past, Present and Future

    日期:2015-03-30 10:16:05 点击:197 好评:0

    Scientific American’s Dina Maron talks with Keiji Fukuda, assistant director general for health security at the World Health Organization, about the current Ebola outbreak, the threat of sexual transmission and the hope for a vaccine. They were both...

  • African-American Longevity Suffered after Great Migration

    日期:2015-03-30 10:14:39 点击:129 好评:0

    The six million black people who left the South between 1910 and 1970 had better economic opportunity but a lower chance or reaching their 70s. Erika Beras reports...

  • Enceladus Might Be Methane Hotspot

    日期:2015-03-26 10:05:26 点击:127 好评:0

    NASA’s Cassini spacecraft spotted a surprising amount of methane erupting from Saturn’s moon Enceladus, suggesting it harbors more methane than we thought. Clara Moskowitz reports...

  • See Movement Better by Bicarb

    日期:2015-03-25 10:13:01 点击:136 好评:0

    Bicarbonate, the chemical that transports CO2 through the blood, increases the "refresh rate" of rod cells in lab tests--which could mean better motion detection. Christopher Intagliata reports...

  • Malaria Parasite Attracts Mosquitoes with Perfume

    日期:2015-03-25 10:11:05 点击:79 好评:0

    The Plasmodium parasite uses an altered type of plant chloroplast to manufacture pine-and-lemon-scented chemicals, which lure in the bloodsuckers. Christopher Intagliata reports...

  • Teotihuacan's Social Tensions Contributed to Its Fall

    日期:2015-03-24 10:31:08 点击:80 好评:0

    The decline and abandonment of the Mexican metropolis may have been hastened by infighting among different cultural and socioeconomic groups. Cynthia Graber reports...

  • Humans and the Amazon: A 13,000-Year Coexistence

    日期:2015-03-24 10:28:11 点击:84 好评:0

    University of Exeter archaeologist José Iriarte talks to freelance journalist Cynthia Graber about his efforts to understand human activity in and influence on the Amazon region for the last 13 millennia ...