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Global food demand could double by 2050, study says
A new analysis suggests that the global food demand would benefit if wealthier nations taught poorer nations how to increase crop yields.
November 24, 2011
How your brain cells might be sabotaging your diet
Our brain cells munch on themselves, to keep the body from starving. A new study sheds light on the role this plays in regulating appetite.
November 23, 2011
Need cheap renewable energy? Don’t look at me, says Google
Don't expect cheap renewable energy from the Internet giant Google, after all. The company has abandoned its ambitious plans to make renewable energy cheaper than coal.
November 23, 2011
Top 10 tips to reduce food waste during the holidays
Here are 10 tips to reduce food waste during this holiday season.
November 23, 2011
Here’s how meditation benefits the brain
Meditation can switch off brain areas associated with daydreaming and psychiatric disorders like autism and schizophrenia, says brain imaging study.
November 21, 2011
Walking through doorways causes forgetting
Researchers suggest that walking through doorways causes forgetting. They call the doorway an 'event boundary' and say it causes memory lapses.
November 21, 2011
Climate skeptics heard most in UK or US
Climate skeptics are heard most in U.S. and U.K. media, often in opinion pages and editorials. Politicians are notable as skeptical voices.
November 20, 2011
Scientists create world’s lightest material out of metal
Using hollow tubes with a wall thickness 1,000 times thinner than a human hair, researchers create the world's lightest material out of metal.
November 18, 2011
Robert Walker: Population challenges ahead
The world’s 7 billion people face new challenges from population growth, according to Robert Walker, executive vice-president of the Population Institute.
November 14, 2011
The world’s smallest autofocus lens
To save energy, researchers have designed the world's smallest autofocus lens. It's curved, much like the lens of the human eye.
November 11, 2011
