Uncategorized

  1. Earth

    Life under ice

    Lake Vostok may harbor ingredients for a complex subglacial ecosystem.

    By Rachel Ehrenberg
  2. Humans

    How We Do It

    The Evolution and Future of Human Reproduction by Robert Martin.

    By Cristy Gelling
  3. Psychology

    What Makes a Hero?

    The Surprising Science of Selflessness by Elizabeth Svoboda.

    By Sid Perkins
  4. Earth

    Breakups maintain barchan dune fields, somehow

    Two new theories try to explain how the crescent-shaped sand mountains persist.

    By Erin Wayman
  5. Life

    Bats can carry MERS

    DNA of a deadly respiratory virus has been found in a Saudi Arabian mammal.

    By Tina Hesman Saey
  6. Earth

    Millions in China at risk of exposure to arsenic-tainted water

    Simulation shows possibly contaminated areas and predicts populations at risk.