Overactive bladders play with the mind
23 Jul 2008 5:00pm GMT The finding that an overactive bladder changes brain activity in rats could explain some of the disrupted sleep and confusion that often accompany ageing
Black holes dine on hot, gassy pancakes
23 Jul 2008 5:00pm GMT By filtering out the dusty shrouds around monster black holes, astronomers have found the clearest evidence yet that they feed on accretion discs
Designing streets to help drunks home
23 Jul 2008 5:00pm GMT A model that mimics the movements of drunken crowds might help find ways to design streets so that they direct late-night revellers safely home (full text available to subscribers)
Dinosaur evolutionary tree unveiled
23 Jul 2008 5:00pm GMT A study shows how 440 dinosaur species are related to each other, and reveals that the great reptiles diversified most in their first 50 million years
Americans must diet to save their economy
23 Jul 2008 4:10pm GMT Ecologists calculate that a change in diet could bring massive energy savings and decrease the pressure on the environment