Humans

  1. Health & Medicine

    50 years ago, antibiotic resistance alarms went unheeded

    Scientists have worried about antibiotic resistance for decades.

    By Bethany Brookshire
  2. Health & Medicine

    Babies categorize colors the same way adults do

    Babies divide hues into five categories, much like adults, a result that suggests color categorization is built into the brain.

    By Laura Sanders
  3. Genetics

    Mummy DNA unveils the history of ancient Egyptian hookups

    A study of DNA extracted from Egyptian mummies untangles ancient ancestry and attempts to resolve quality issues.

    By Helen Thompson
  4. Health & Medicine

    Some topics call for science reporting from many angles

    There’s heartbreak in this issue. Science News investigates different facets of the ongoing opioid epidemic in the United States.

    By Elizabeth Quill
  5. Health & Medicine

    For babies exposed to opioids in the womb, parents may be the best medicine

    A surge in opioid-exposed newborns has U.S. doctors revamping treatments and focusing on families.

    By Meghan Rosen
  6. Health & Medicine

    Researchers stumble onto a new role for breast cancer drug

    At first, ophthalmologist Xu Wang thought her experiment had failed. But instead, she revealed a new role for the breast cancer drug tamoxifen — protection from eye injury.

    By Bethany Brookshire
  7. Archaeology

    Peru’s plenty brought ancient human migration to a crawl

    Ancient Americans reached Peru 15,000 years ago and stayed put, excavations suggest.

    By Bruce Bower
  8. Health & Medicine

    The opioid epidemic spurs a search for new, safer painkillers

    Today’s opioids stop pain — but they’re also dangerous. Scientists are hunting for replacements.

    By Laurel Hamers
  9. Psychology

    Running is contagious among those with the competitive bug

    Can behaviors really be contagious? Runners log more miles when their friends do — especially if they want to stay leader of the pack, a new study finds.

    By Bethany Brookshire
  10. Health & Medicine

    New test may improve pancreatic cancer diagnoses

    Blood test that detects five tumor proteins may someday help doctors better screen for pancreatic cancer.

    By Aimee Cunningham
  11. Health & Medicine

    Drugs for reflux disease in infants may come with unintended consequences

    Infants prescribed proton-pump inhibitors for reflux disease may be at higher risk for broken bones later on.

    By Laura Sanders
  12. Archaeology

    Tool sharpens focus on Stone Age networking in the Middle East

    Stone Age tool’s route to Syrian site covered at least 700 kilometers.

    By Bruce Bower