Uncategorized

  1. Anthropology

    Human ancestors scrambled to their feet, a new explanation for bipedalism asserts

    By Erin Wayman
  2. Quantum Physics

    Most precise clock

    It would take more than 50 billion years for a new atomic clock to gain or lose a second.

    By Andrew Grant
  3. Genetics

    Chromothripsis

    Chromothripsis is the catastrophic shattering of a chromosome.

    By Tina Hesman Saey
  4. Astronomy

    Postcards from Voyager

    Suzanne Dodd is project manager for NASA’s twin Voyager probes.

    By Alexandra Witze
  5. Archaeology

    Pre-Inca empire tomb found untouched in Peru

    Gold jewelry, bronze axes and dozens of bodies were among the contents of the Wari empire ceremonial room.

    By Bruce Bower
  6. Health & Medicine

    Nobelist’s Cancer Theory

    Excerpt from the July 13, 1963, issue of Science News Letter

    By Science News
  7. Life

    Billion-Dollar Fish

    The Untold Story of Alaska Pollock by Kevin M. Bailey.

    By Erin Wayman
  8. Science & Society

    Brilliant Blunders

    From Darwin to Einstein - Colossal Mistakes by Great Scientists That Changed Our Understanding of Life and the Universe by Mario Livio.

    By Allison Bohac

  9. Letters to the editor

    By Science News
  10. Earth

    Faults can reseal months after quakes

    Measurements in southern China find quick healing of fractured rock.

    By Erin Wayman
  11. Science & Society

    Math targets cities’ essence

    New formula relates city size to infrastructure, productivity.

    By Rachel Ehrenberg
  12. Animals

    Cicadas’ odd life cycle poses evolutionary conundrums

    Scientists are getting an idea about the odd family tree of periodical cicadas, how the insects synchronize their life cycles and why they breed side-by-side with others unsuitable for mating.

    By Susan Milius