Uncategorized

  1. Astronomy

    Spaceships could use blinking dead stars to chart their way

    Timing signals from five pulsars allowed scientists to pinpoint an experiment’s place in space.

    By Emily Conover
  2. Astronomy

    Trio of dead stars upholds a key part of Einstein’s theory of gravity

    A cosmic test fails to topple the strong equivalence principle.

    By Emily Conover
  3. Astronomy

    Pollution is endangering the future of astronomy

    Astronomers discuss multiple threats from pollution that will make it harder to observe the night sky.

    By Dan Garisto
  4. Animals

    18 new species of pelican spiders discovered

    A researcher used old and new specimens to discover 18 species of pelican spiders from Madagascar.