News

  1. Genetics

    South Americans may have traveled to Polynesia 800 years ago

    DNA analyses suggest that Indigenous people from South America had a role in the early peopling of Polynesia.

    By Bruce Bower
  2. Health & Medicine

    What you need to know about the airborne transmission of COVID-19

    More than 200 experts have implored the World Health Organization to acknowledge that the coronavirus can spread through the air.

    By Jonathan Lambert
  3. Particle Physics

    This is the first known particle with four of the same kind of quark

    A weird four-quark particle could be a unique testing ground for the strong force that governs how quarks stick together.

    By Maria Temming
  4. Health & Medicine

    How making a COVID-19 vaccine confronts thorny ethical issues

    COVID-19 vaccines will face plenty of ethical questions.