Did Rembrandt trace his self-portraits?
New brain map unearths 97 new areas
Moving exoskeletons from sci-fi into medical rehabilitation and therapy
Where do deep space probes get their power?
How does fluorescence work?
Beyond Asimov: how to plan for ethical robots
Wings and propellers of all sorts and how they work
New coral camera zooms in on reefs' secrets
Forget Iron Man: skintight suits are the future of robotic exoskeletons
Computers 'cheat' the Turing test by staying silent
Double memory storage with magnetic and electric signals
Introducing robo-ray: part animal, part machine
A ringside seat at the birth of stars
Meet the biohackers letting technology get under their skin
How do noise-cancelling headphones work?
What coconuts can teach us about building design
A bird's eye view of our planet's nooks and crannies
How do food manufacturers pick those dates on their product packaging – and what do they mean?
updates from Cosmos