Uncategorized

  1. Climate

    Coastal cities around the globe are sinking

    Of 99 coastal cities, nearly one-third are sinking in some places at more than a centimeter per year, making them more vulnerable to rising seas.

    By Katherine Kornei
  2. Astronomy

    A newly discovered planet renews debate about how some giant worlds form

    An implosion of gas may have given birth to this young exoplanet, which orbits too far from its star to have been built up bit by bit, researchers say.

    By Allison Gasparini
  3. Archaeology

    This hieroglyph is the oldest known record of the Maya calendar

    Plaster fragments with the markings date to at least 200 B.C. and indicate that the calendar system, still used today, might be centuries older.