After a long day spent socializing or learning who to flirt with, scientists say fruit flies need to sleep longer, shedding light on what sleep may actually do for humans. Sleep remains a mystery. To delve into why people need to sleep, neurogeneticist Indrani Ganguly-Fitzgerald at the Neurosciences Institute in San Diego, Calif., and her colleagues Paul Shaw and Jeff Donlea at Washington Univers... read full post picked by 2manyusernames 3 years ago

"Whatever the function of sleep, or the functions of sleep are, they seem to be so important that evolution is willing to put us in that place of potential danger by losing consciousness. It would be the biggest evolutionary mistake if sleep does not serve some critical function," Walker says. picked by dollyllama 2 years ago

Many situations exist where it is taboo to sleep despite the natural inclination of humans to rest their tired eyes. Examples include meetings, lectures, and conversations. With Sleep Safe Tape, users can get the shuteye they need while appearing to be wide-awake. picked by AutumnLotus 1 year ago

A leading sleep expert claimed that most people need far less than eight hours' sleep a night. Here, Professor Jim Horne of the Sleep Research Centre explains why. picked by karenben 1 year ago

An architect has come up with an innovative answer to rising sea levels - a city that floats around the world.

The self-contained 'Lilypad' city will be home to around 50,000 'climate refugees' from the worst hit areas - including London. picked by AutumnLotus 1 year ago