News

  1. Planetary Science

    Red Planet’s interior may not churn much

    The magma fueling a Martian volcanic system remained largely unchanged for billions of years, analysis of a newfound meteorite suggests.

    By Thomas Sumner
  2. Physics

    Physicists seek neutron lifetime’s secret

    Updated experiments hope to resolve neutron lifetime discrepancy.

    By Emily Conover
  3. Animals

    What gives frog tongues the gift of grab

    Here’s what puts the grip in a frog’s high-speed strike: quick-change saliva and a tongue softer than a marshmallow.

    By Susan Milius
  4. Chemistry

    LSD’s grip on brain protein could explain drug’s long-lasting effects

    The newly discovered structure of a human serotonin receptor linked to LSD could reveal why the drug’s hallucinogenic effects last so long.