Colin | Colin Barras

‘Amazing’ discovery finds krill in Antarctic abyss

Feb 26, 2008 | Evolution, Journalism, Life

Deep Antarctic waters are teeming with krill – small shrimp-like creatures near the bottom of the food chain – in a discovery which has amazed scientists. Image: British Antarctic Survey

Beware words that prompt mental images

Feb 24, 2008 | Journalism

Some words really do conjure up mental images, and that can drive you to distraction –...

Are catnaps as beneficial as actual sleep?

Feb 21, 2008 | Evolution, Journalism

Is it time to dream up a fresh theory of sleep? We are all familiar with the concept a power nap, but it could be the very process of falling asleep that’s beneficial to the brain. Perhaps sleep itself is a mere side effect. Image: jekert gwapo