Science & Society
- Science & Society
Bigger groups make better tools
As the size of a population grows, so too does its ability to quickly create clever new tools. Lab experiments suggest that connections between people give rise to the new creations.
- Science & Society
Many teens try alternatives to cigarettes
Teen use of cigarettes has dropped a bit in recent years. But many kids have been turning to other tobacco and tobacco-like products. And which they choose can differ sharply by gender and ethnic group.
- Science & Society
Explainer: Inspirations — from Tom Swift to tomatoes
Childhood interests may lead to a career imagining how the future could play out
- Science & Society
Explainer: Some schools already teach future studies
Good preparation for working in this field may require more than a firm grounding in science or engineering.
- Brain
‘Study drugs’ can be dangerous
The misuse of these ADHD medicines not only constitutes cheating, but they can become addictive and can mess with your head.
- Earth
Hacking the planet
The big backup plan: Scientists reluctantly consider altering Earth’s climate to head off the catastrophic effects of global warming.
- Health & Medicine
Explainer: Where and when did HIV begin?
The virus that causes AIDS may have evolved in monkeys or apes more than a century ago.
- Humans
Ancient jewelry from space
Scientists have found beads made out of metal mined from meteorites.
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- Archaeology
The return of a king
The 15th century’s Richard III has returned — or at least, his bones have.
- Humans
Building Stonehenge
A new study of ancient crops may identify the laborers behind Britain’s most famous stone monument.
