Uncategorized

  1. Astronomy

    19 more galaxies mysteriously missing dark matter have been found

    The finding reveals a population of dwarf galaxies that defy common wisdom about how these star systems form and evolve.

    By Christopher Crockett
  2. Physics

    Mounting evidence suggests neutrinos are key to why antimatter is rare

    The source of matter’s dominance over antimatter might be revealed by the tiny subatomic particles.

    By Emily Conover
  3. Archaeology

    A carved rock found in Jordan may be the oldest known chess piece

    The 1,300-year-old game piece, which resembles a rook, or castle, was found at an Early Islamic trading outpost.

    By Bruce Bower
  4. Planetary Science

    Ribose, a sugar needed for life, has been detected in meteorites

    Samples of rocks that fell to Earth contain a key molecular ingredient of RNA, part of life’s genetic machinery.