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Treatment hope for killer pregnancy condition (May 11)
Pre-eclampsia, a condition that kills thousands of women and babies every year, may be treatable with a chemical found naturally in the body



Rats feel peer pressure too (May 11)
It's not just humans who succumb to peer pressure – brown rats too will disregard personal experiences and copy the behaviour of their peers



Stigma helps AIDS flourish in Russia (May 11)
Homophobia and the stigmatisation of people with HIV and AIDS are hampering efforts to tackle the spread of infection in the countries of the former Soviet Union



Scanning corpses reveals killer's fingerprints (May 10)
The corpses of murder victims can now betray the identity of their killers, thanks to a technique that can capture fingerprints left on a body



Restaurant smoking bans stop teens getting the habit (May 10)
Such smoking bans don't just protect diners and staff from other people's smoke, they help stop young people becoming habitual smokers



Why didn't Earth freeze under faint young Sun? (May 10)
The explanation for why a dimmer Sun didn't chill our planet could lie in a miscalculation in atmospheric models



Astronomers begin search for 'vanishing' stars (May 9)
A new survey is monitoring a million massive stars to see if any suddenly disappear, imploding to become black holes



Five science fiction movies that get the science right (May 9)
All too often movies make shocking science blunders, but here are a few rare gems that make a valiant effort to get it right



Cyclone survivors may have to grow their own food (May 9)
Storm damage has washed away Burma's main agricultural land, as its military rulers force the UN to stop shipments of emergency food



Sea changes could warn of (May 9)
In the movie, the world froze when the "ocean conveyor belt" turned off – now scientists say they could forecast any slowdown of the crucial current