News

  1. Health & Medicine

    Eating nuts may extend a person’s life

    People who regularly ate peanuts or tree nuts were less likely to die during decades-long studies.

    By Nathan Seppa
  2. Genetics

    Ancient Siberian bones clarify Native American origins

    Some New World ancestors came from western Eurasia, not East Asia.

    By Tina Hesman Saey
  3. Planetary Science

    Ancient Martian meteorite preserves chunks of planet’s early crust

    Rock could reveal what Mars was like 4.4 billion years ago.

    By Andrew Grant
  4. Animals

    Comb jelly immune system can spot old enemies

    Animal at base of family tree could help researchers understand the evolution of immunity.

    By Susan Milius
  5. Ecosystems

    Virus-blocking insects taking over Vietnamese island

    Field trial tests mosquitoes that may stop the spread of dengue infection.