News

  1. Animals

    This parasitic cuckoo bird shows cheaters don’t always get ahead

    Birds called greater anis that can slip extra eggs into other nests create a natural test of the benefits of honest parenting.

    By Susan Milius
  2. Genetics

    Genes might explain why dogs can’t sniff out some people under stress

    Genes and stress may change a person’s body odor, confusing police dogs.

    By Tina Hesman Saey
  3. Health & Medicine

    Treating mosquitoes may be a new way to fight malaria

    A lab test suggests it may be possible to treat mosquitoes infected with the malaria parasite to stop disease transmission.

    By Aimee Cunningham
  4. Astronomy

    3 explanations for ‘Oumuamua that aren’t alien spaceships

    Astronomers are coming up with some creative ideas to explain the weird behavior of the first known interstellar object.