News

  1. Particle Physics

    Mysterious neutrino surplus hints at the existence of new particles

    Neutrinos show up in greater numbers than expected in an experiment, possibly bolstering the idea of a fourth type of the particle.

    By Emily Conover
  2. 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
  3. 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
  4. Genetics

    Guidelines call for limits to whole genome testing for fetuses

    Powerful tests offer unprecedented detail about fetal genomes.