New Research Rewrites the Life History of the World’s Most Famous Dinosaur

Right now, the eight richest people in the world own as much wealth as the poorest half of the global population. People in richer and more equal societies are more likely to think that having too much money is wrong. To some people, extreme wealth is unpleasant or upsetting.

Sebastião Salgado's stunning shots of the world's icy regions

As winters warm, athletes must cope with harder snow and tricky ice | Snowboarders and skiers have lost a week or more of slope access in many places as global warming has shortened snow seasons around the world