SPACE
Gluttonous black holes power ancient cosmic blobs Glowing blobs of gas dotting the early universe seem to be lit by giant black holes that are devouring their surroundings
TECH
鈥楧ark flash鈥� photography may end red-eye Fed up with flash photography that dazzles and disturbs those in the picture? Now there鈥檚 a solution 鈥� photography using a 鈥渄ark鈥� infrared and ultraviolet flash to invisibly illuminate the scene
HEALTH
Magnet and sticky tape turn tongue into joystick A tongue-tracking system that can be used to control a wheelchair or computer could give people with spinal injuries more ways to interact with the world, as our video shows
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ROBOTS
Domestic robots with a taste for flesh Watch robotic furniture that earns its place in the home by eating pests and digesting them to generate its own power
TRANSPORT
Bailout to jump-start electric cars The Department of Energy in the US has pledged $8 billion to make the next generation of cars more efficient than ever before. See the new electric cars that will receive most of the money
FOOD
Sweet tooth may have been survival trait Europeans are among the world鈥檚 most sugar-sensitive people 鈥� a trait that could have helped ancient populations spot energy-rich foods
ENVIRONMENT
Financial crisis may have helped climate The banking crisis and high oil prices caused the growth of greenhouse gas emissions to slow by half in 2008
EARTH
Best ever hiking map revealed See images from the most comprehensive digital topographic map ever made of our planet, now accessible for free online