Humans

  1. Health & Medicine

    How sunshine may make boys feel hungrier

    Males eat more on long summer days, but females do not. Hormones may explain this difference.

    By Silke Schmidt
  2. Humans

    What does charred ancient poop reveal about early animal-raising?

    Evidence from the dung may push the onset of animal raising back 2,000 years earlier than previously thought.

    By Richard Kemeny
  3. Genetics

    For some kids, their rock-star hair comes naturally

    A variant of a gene involved in hair-shaft formation was linked to most of the uncombable-hair-syndrome cases analyzed in a recent study.

    By Meghan Rosen
  4. Health & Medicine

    Examining Neandertal and Denisovan DNA wins a 2022 Nobel Prize

    Svante Pääbo figured out how to examine the genetic material from these hominid ‘cousins’ of modern humans.

    By Tina Hesman Saey and Aimee Cunningham
  5. Archaeology

    Rats can chronicle human history

    Rats have lived alongside people for thousands of years. Now, scientists can study the rats and their leavings to learn more about ourselves.

    By Bethany Brookshire
  6. Health & Medicine

    Dogs and other animals could aid the spread of monkeypox

    Now that monkeypox has spread to a dog, researchers fear other species could help the virus become widespread outside of Africa for the first time.

    By Tina Hesman Saey
  7. Health & Medicine

    Explainer: What is mpox (formerly monkeypox)?

    Once rare, the viral disease monkeypox exploded onto the global scene for the first time in 2022.

    By Tina Hesman Saey and Janet Raloff
  8. Psychology

    Persuasion can be used to change hearts and minds

    Persuasion can be used for good — or ill — to change how people feel. To protect yourself against undue persuasion, pay attention.

    By Alison Pearce Stevens
  9. Chemistry

    Recipes for modern beauty products aren’t so modern after all

    An art historian has combined forces with chemists to uncover the science behind cosmetics used about 500 years ago.

    By Rina Diane Caballar
  10. Tech

    New stick-on ‘sonar’ device lets you watch your own heart beat

    This wearable patch might one day make personalized medicine affordable almost anywhere in the world.

    By Asa Stahl
  11. Climate

    Heat waves appear more life-threatening than scientists once thought

    This is bad news as a warming planet leads to growing numbers of excessive heat waves — and millions more people facing potentially deadly temperatures.

    By Carolyn Gramling
  12. Health & Medicine

    Wildfire smoke seems to pose its biggest health risk to kids

    New studies, some of them in young monkeys, point to vulnerabilities affecting kids' airways, brains and immune systems.

    By Megan Sever
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