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Physics

Mosh pit physics could aid disaster planning

An analysis of rock fans dancing reveals how people in a crowd move when emotions are running high, and may help us make buildings easier to evacuate

Earth

North-east Japan quake rattles same fault as last year

Earth

Nuclear fuel rods removed from Japan’s Fukushima plant

Earth

Oil spill on Christmas Island threatens red crabs

How the world might end in 2012 (or maybe later)

Technology

Crisis robots show people to emergency exits

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Existence: Will we die out?

Technology

Chaos radar uses messy signals to see through walls

Technology

Robo-worm to wriggle through rubble to quake survivors

Earth

The end is always nigh in the human mind

Why are we so attracted to prophecies of doom, from religious raptures to environmental collapse? It's part of our psychology, says Michael Shermer

Earth

Fukushima was certified tsunami-proof

Technology

Earthquake? Terrorist bomb? Call in the AI

Environment

Robot subs seek a downed plane’s secrets

Earth

More than 4 million barrels of oil entered Gulf