More from Jeff Hecht
Explore the latest news, articles and features
Dust fears over comet landing allayed
News
Supersonic shock
News
Wakey-wakey
News
Spacecraft to study solar flares set for launch
News
The end of the world
News
Asteroid impact hazards “greatly overstated”
News
Take your eyes off the road
Opinion
Survival of the cutest
News
West Antarctic ice sheet is thickening
News
No pain, no gain
News
Navy accepts blame for whale deaths
News
Earth stretched by seasonal water movement
News