News

  1. Archaeology

    An ancient dog fossil helps trace humans’ path into the Americas

    Found in Alaska, the roughly 10,000-year-old bone bolsters the idea that early human settlers took a coastal rather than inland route.

    By Anushree Dave
  2. Health & Medicine

    What you need to know about J&J’s newly authorized one-shot COVID-19 vaccine

    Even as a third COVID-19 vaccine becomes available in the United States, questions remain over how well it works and if people will take it.

    By Tina Hesman Saey
  3. Health & Medicine

    Global inequity in COVID-19 vaccination is more than a moral problem

    Wealthy countries are vaccinating at much higher rates than low-income countries. Such inequities could ultimately prolong the pandemic for all.