01/08/2009

Cosmic meddling with the clouds by seven-day magic

Billions of tonnes of water droplets vanish from the atmosphere, as if by magic, in events that reveal in detail how the Sun and the stars control our everyday clouds. Researchers of the National Space Institute in the Technical ...

Micro flying robots can fly more effectively than flies

There is a long held belief among engineers and biologists that micro flying robots that fly like airplanes and helicopters consume much more energy than micro robots that fly like flies. A new study now shows that a fly ...

China hackers crash Aussie film festival website

Chinese hackers crashed the website of Australia's biggest film festival, organisers said on Saturday, escalating tensions over a visit here by the exiled leader of the Uighur minority.