Sid Perkins

Sid Perkins is a freelance science writer based in Crossville, Tenn.

All Stories by Sid Perkins

  1. Astronomy

    Mirror Earth

    The Search for Our Planet's Twin by Michael D. Lemonick.

  2. Dear Future Earthlings

    A message in a bottle won’t be enough to communicate with distant generations.

  3. Paleontology

    The Last Lost World

    Ice Ages, Human Origins, and the Invention of the Pleistocene, by Lydia V. Pyne and Stephen J. Pyne.

  4. Ecosystems

    Changing seasons inspire science

    Researchers are tapping into the wealth of observations being made by citizen scientists nationwide. One of the largest repositories of such data is maintained by the USA National Phenology Network.

  5. Smoke from a Distant Fire

    Burning forests can send aerosols into the stratosphere and around the world.

  6. Planetary Science

    Worldwide slowdown in plant carbon uptake

    A decade of droughts has stifled the increasing growth of terrestrial vegetation.

  7. Earth

    Scour power

    Big storms shift coastal erosion into overdrive.

  8. Haiti quake reveals previously unknown fault

    Scientists say the risk of future temblors in region is unclear.

  9. Earth

    Forest loss slows in Brazilian Amazon

    Between 2004 and 2009, the rate of clearing dropped almost 75 percent.

  10. Space

    Warning for solar flares

    Microwave bursts may serve as warning shots.

  11. Earth

    Rodent poop gauges ancient rains

    The size of chinchilla pellets reveals past desert environment.

  12. Earth

    Trailing dust devils

    Whirlwinds leave dark paths behind by sucking sand grains clean.