News

  1. Astronomy

    The nearest midsized black hole might instead be a horde of lightweights

    Astronomers recently reported that the Milky Way star cluster Omega Centauri hosts an elusive type of black hole. A new study says it does not.

    By Ken Croswell
  2. Animals

    This spider makes its home in the burrows of extinct giant ground sloths

    Caves made by extinct giant ground sloths make the perfect home for a newly discovered type of long-spinneret ground spider from Brazil.

    By Jake Buehler
  3. Animals

    This spider uses trapped fireflies to lure in more prey

    Male fireflies trapped in the spider’s web flash femalelike lights, possibly luring in other flying males and allowing the arachnid to stock up on food.