More from Jeff Hecht
Explore the latest news, articles and features
Technology
The US air force’s holiday wish list: 2500 PlayStations
News
Life
Rise and fall of a dinosaur hunter
Features
Earth
Dinosaur-killing impact set Earth to broil, not burn
News
Physics
Rainbow trapped for the first time
News
Dinosaurs in the web of life
Books & Arts
Life
Was there a Stone Age apocalypse or not?
News
Health
Robot arm opens doors for wheelchair users
News
Earth
Paradox lost: molecular collisions kept early Earth warm
News
Humans
Stone Age humans crossed Sahara in the rain
News
Physics
Light work wins Nobel for electronics pioneers
News
Best of the Ig Nobel prizes 2009
News
Technology
My book is mine, not Google’s
Opinion