Earth
North-east Japan quake rattles same fault as last year
A new quake off Japan's Pacific coast revives memories of 2011 tsunami; Fukushima nuclear power station "undamaged"
News
Earth
Nuclear fuel rods removed from Japan’s Fukushima plant
News
Earth
Oil spill on Christmas Island threatens red crabs
News
How the world might end in 2012 (or maybe later)
News
Technology
Crisis robots show people to emergency exits
News
Health
Existence: Will we die out?
Features
Technology
Chaos radar uses messy signals to see through walls
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Technology
Robo-worm to wriggle through rubble to quake survivors
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Earth
The end is always nigh in the human mind
Opinion
Earth
Fukushima was certified tsunami-proof
Japan's stricken Fukushima Daiichi nuclear plant was certified as safe from tsunamis on the basis of a one-page memo
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Technology
Earthquake? Terrorist bomb? Call in the AI
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Environment
Robot subs seek a downed plane’s secrets
News
Earth
More than 4 million barrels of oil entered Gulf
News
Earth
Why BP’s failure to mention safety culture is problem
News