ADVERTISEMENT
latest stories:
  • Our Top 10 Science Stories of 2014

    Our Top 10 Science Stories of 2014

    A deadly infection, a comet success, a climate-change breakthrough—these and other events highlight the year in science and technology as selected by SA 's editors

    December 12, 2014

  • 2 Futures Can Explain Time's Mysterious Past

    2 Futures Can Explain Time's Mysterious Past

    New theories suggest the big bang was not the beginning, and that we may live in the past of a parallel universe

    December 8, 2014

  • Ebola: What You Need to Know

    Ebola: What You Need to Know

    As Ebola crisis unfolds in West Africa, the scramble for answers and medications is ongoing

    August 5, 2014

  • Can Fear Be Erased?

    Can Fear Be Erased?

    Hormone and gene therapies for anxiety and PTSD could be on the way

    December 4, 2014

  • World-Changing Ideas 2014

    World-Changing Ideas 2014

    10 problem-solving, planet-improving, lifesaving advances set to drive progress in the years ahead

    November 18, 2014

  • Solar Roadways Take Baby Steps

    Solar Roadways Take Baby Steps

    Dutch cyclists can now pedal a path paved with solar panels. Larry Greenemeier reports

     

    November 18, 2014

  • The Hobbit: 10 Years Later

    The Hobbit: 10 Years Later

    In October 2004 paleontologists announced a new human species called Homo floresiensis . Ever since then debate has raged on whether it truly is a new species or merely a diseased Homo sapiens

    October 23, 2014

  • Why Do People Believe in Conspiracy Theories?

    Why Do People Believe in Conspiracy Theories?

    Who believes in conspiracy theories—and why

    December 1, 2014

  • Scientific American Holiday Sale

    Give a Gift &
    Get a Gift - Free!

    Give a 1 year subscription as low as $14.99

    Subscribe Now! >

    X

    Email this Article

    X