Virtual flashlight reveals secrets of ancient artefacts
The device projects computer-generated models on to ancient objects, filling in missing details of shape or colour wherever its spotlight is directed
My cell fitness test will fine-tune your health
Victor Darley-Usmar measures how well cells make energy under stress – and says his system could be as useful to doctors as a blood pressure meter
Time to kick cigarette butts – they're toxic trash
Poisons leach from the 4 trillion cigarette filters that we chuck each year, harming health and environment alike. They should be banned, argues Thomas Novotny
Acoustic art and industrial architecture make music
The strange things some buildings do to noise can't be recorded. Trevor Cox and Simon Ings think these sonorous structures need to stay
A rogue's gallery from Victorian London's crime data
Meet some of the 19th-century villains whose trial records have been data-mined to reveal how our attitudes to crime have changed over the centuries
Supercool livers to keep transplant window open
Adding antifreeze and cooling rat livers to below zero kept them viable for transplant much longer, a technique that might shorten human transplant lists
Melting ice puts emperor penguins on a slippery slope
The first study to assess all of Antarctica's emperor penguins warns that their population could shrink by one-fifth by 2100
Rights versus bites: The great shark culling debate
Sharks have killed seven people off Western Australia since 2010. Can culling stop them – and what will be the cost to marine wildlife?
Shanty town burning: Did anyone here get out alive?
An award-winning image questions our expectations of heroism by capturing a Bangladeshi shanty town devastated by fire, whose dead go unreported
Threatwatch: Top malaria drug may lose punch in Africa
Resistance to artemisinin, in some places the only anti-malarial drug that still works, may have finally spread from south-east Asia to reach Africa
How to cash in on cheap Earth-watching satellites
Start-ups could use the flood of small, cheap satellites heading into orbit for everything from commercial data gathering to mining the waste in landfills
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