Neil Armstrong's postcard from the moon
A postcard that went to the moon and back with Apollo 11 is up for auction - see its retro vision of the lunar surface here for free
Obama is still the best hope for science in the US
Americans who care about science and its wider benefits should back Obama for a second term, says geneticist and Democratic campaign adviser Andy Feinberg
Robots get around by mimicking primates
Robots that visualise their surroundings like primates do can step out into uncharted territory
Three-parent embryo could prevent inherited disease
Human eggs from two different women have for the first time been combined and then fertilised in a pioneering experiment
Pioneering Geron stem cell work may get back on track
The world's largest embryonic stem cell research programme could be given a new lease of life, as a bid is made for Geron's stem cell assets
Dinosaurs were sexy, airborne and very hungry
Dino sex chromosomes give men reason to smile, why four wings were good but two are better, and how T. rex dined on Triceratops
Molecules 'too dangerous for nature' kill cancer cells
Spotting the gaps common to all known genomes leads to molecules that kill cancer but not healthy cells
'Geoengineering' project was about salmon fishery
Controversial dumping of iron into the Pacific was done to boost salmon populations, not to hack the climate, says the project's chief scientist
Grid-scale battery could keep going and going...
A new design for grid-scale energy storage could help back up unpredictable sources of renewable energy
'Freeze ray' powder reveals ice-cream-shaped water
Watch how a new technique can preserve the deformed shape of a liquid as it bounces
What should we fear more: snakes or sedans?
The world around us has evolved more quickly than our instincts, argues biologist Glenn Croston in The Real Story of Risk
Confounded by Mars: Climate history thrown into doubt
The Red Planet was once warm, wet and life-friendly - or so we thought. The closer we look, the muddier the water becomes
Orphaned stars linger in dark matter haloes
Faint light from stars ripped from their homes during galaxy mergers may explain weird splotches in the infrared sky
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