Earth

  1. Earth

    Buried Saharan rivers might have been early expressways

    Humans might have migrated across the arid region along three once-lush waterways.

    By
  2. Environment

    Grain alcohol in gasoline?

    An excerpt from the September 21, 1963, issue of Science News Letter.

    By
  3. Earth

    World’s largest volcano lurks beneath Pacific Ocean

    The dormant behemoth may rival ones on Mars.

    By
  4. Climate

    No more Superstorm Sandys expected for a long time

    Future conditions less likely to steer hurricanes directly into the East Coast, analysis suggests.

    By
  5. Earth

    Big canyon entombed beneath Greenland’s ice

    Newly discovered chasm helps explain island's lack of subglacial lakes.

    By
  6. Climate

    Global warming hiatus tied to cooler temps in Pacific

    Average air temperatures' rise has paused, but not stopped, because of normal variation in ocean temperatures.

    By
  7. Earth

    Map tracks path of dust plume from Chelyabinsk meteor

    Satellite data capture how the jet stream pushed particles through the planet's atmosphere.

    By
  8. Earth

    Letters to the editor

    By
  9. Earth

    Life under ice

    Lake Vostok may harbor ingredients for a complex subglacial ecosystem.

    By
  10. Earth

    Breakups maintain barchan dune fields, somehow

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

    By
  11. Earth

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

    Simulation shows possibly contaminated areas and predicts populations at risk.

    By
  12. Climate

    Flood damage to cost up to $1 trillion per year by 2050

    Coastal cities with growing populations will be inundated by sea level rise.

    By