All Stories
- Anthropology
European fossils may belong to earliest known hominid
With new analyses of Graecopithecus fossils from Greece and Bulgaria, researchers argue for possible hominid origins in Europe, not Africa.
- Health & Medicine
40 more ‘intelligence’ genes found
A study of nearly 80,000 people turns up 40 genes that may have a role in making brains smarter.
- Health & Medicine
Even short-term opioid use can set people up for addiction risks
A study of opioid prescriptions for sprained ankles finds that patients prescribed 30 or more pills are more likely to seek refills.
- Quantum Physics
Quantum tractor beam could tug atoms, molecules
The wavelike behavior of quantum particles could be harnessed to move atoms.
- Health & Medicine
Global access to quality health care has improved in the last two decades
Health care quality and availability improved worldwide from 1990 to 2015, but the gap between countries with the lowest and highest levels of care widened.
- Genetics
Hybrid protein offers malaria protection
Rare hybrid protein that spans red blood cell membranes offers some protection against malaria.
- Health & Medicine
Transplanted stem cells become eggs in sterile mice
Sterile mice that received transplanted egg-making stem cells were able to have healthy babies.
- Planetary Science
50 years ago, an Earth-based telescope spotted Saturn’s fourth ring
Scientists now rely on spacecraft to chart the intricate rings of the gas giant.
- Environment
When it’s hot, plants become a surprisingly large source of air pollution
During a heat wave, trees and shrubs can sharply raise ozone levels, a new study shows.
- Animals
Orangutans take motherhood to extremes, nursing young for more than eight years
Weaning in orangutans has been tricky to see in the wild, so researchers turned to dental tests to reveal long nursing period.
- Life
Jumping genes are part of all that makes us human
Ask 10 people what makes humans human and you’ll probably get 10 different answers — and then some.
- Health & Medicine
Readers ponder the randomness of DNA errors
Readers sent feedback on cellular slip-ups, moon mayhem and more.
