News

  1. 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
  2. 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
  3. 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.

    By Lisa Grossman
  4. Genetics

    A long handshake can spread your DNA to objects you didn’t touch

    Two new studies show that even brief contact with another person or object could transfer your DNA far and wide.