News

  1. Astronomy

    This “exotic weirdo” exoplanet has a rocky surface and an atmosphere

    Astronomers found a helium atmosphere around a rocky exoplanet — a good sign for the search for life outside the solar system.

    By Lisa Grossman
  2. Archaeology

    An ancient Maya astronomer finally has a name

    A Maya calendar formula bears the name Sak Tahn Waax, the first known Classic Maya mathematician-astronomer directly credited for such work.

    By Tom Metcalfe
  3. Space

    The 2024 New Jersey meteorite contains amino acids

    The brine-formed meteorite that crashed into a New Jersey roof in 2024 could teach us about how life first arrived on Earth.

    By Lisa Grossman
  4. Health & Medicine

    A new sort of Alzheimer’s drug shows glimmers of promise

    Clinical trial results show an experimental drug lowered tau levels in the brain and slowed some memory loss, but the data came with a surprise twist.