Uncategorized

  1. Neuroscience

    Here’s why scientists are questioning whether ‘sonic attacks’ are real

    Sonic attacks would be hard to pull off and a terrible way of incapacitating diplomats, experts say.

    By Tina Hesman Saey
  2. Planetary Science

    Never-before-seen dunes on Pluto spotted in New Horizons images

    Images from the New Horizons spacecraft reveal dunes on Pluto — but the sand-sized grains must have had an unusual boost to get moving.

    By Lisa Grossman
  3. Health & Medicine

    Experts advise: Start colorectal screening at 45, not 50

    The American Cancer Society recommends that colorectal screening begin at the age of 45 for average-risk individuals.

    By Aimee Cunningham
  4. Astronomy

    Two-faced star reveals a pulsar’s surprising bulk

    An ultramassive pulsar is frying its stellar companion so that the star shows two different temperatures.