Uncategorized

  1. Astronomy

    Afterglow alerts astronomers to gamma-ray burst

    Astronomers have spotted the remnant glow from a gamma-ray burst without first observing its beam of high-energy gamma rays.

    By Andrew Grant
  2. Neuroscience

    Marijuana component fights epilepsy

    A buzz-free extract of marijuana could help epilepsy patients whose seizures resist other treatments.

    By Nathan Seppa
  3. Physics

    Rubidium atoms used to record coldest temperature — ever

    A swarm of rubidium atoms has been cooled to about 50 trillionths of a kelvin, making it the coldest substance ever measured.

    By Andrew Grant
  4. Astronomy

    Source of puzzling cosmic signals found — in the kitchen

    One type of radio burst has a pretty mundane origin: prematurely opened microwave ovens.