30/11/2011

Star Wars laser offers new insight into Earth's atmosphere

With the need to understand global change one of today’s most pressing scientific challenges, ESA is exploring novel techniques for future space missions. Firing laser pulses between satellites is promising a step up ...

Could Curiosity determine if Viking found life on Mars?

One of the most controversial and long-debated aspects of Mars exploration has been the results of the Viking landers’ life-detection experiments back in the 1970s. While the preliminary findings were consistent with ...

Canadian firm bids to commercialize fusion reactor

In the race against world governments and the wealthiest companies to commercialize a nuclear fusion reactor, a small, innovative Canadian firm is hoping to bottle and sell the sun's energy.

UN scientist: fighting climate change saves costs

(AP) -- The U.N.'s top climate scientist cautioned climate negotiators Wednesday that global warming is leading to human dangers and soaring financial costs, but containing carbon emissions will have a host of benefits.

Twitter, mixi form Japan tie-up as Facebook gains

(AP) -- Twitter Inc. and Japan's biggest homegrown social networking site mixi Inc. joined forces Wednesday to strengthen their ground against a rapidly expanding Facebook.

NASA's Nanosail-D 'sails' home -- mission complete

After spending more than 240 days "sailing" around the Earth, NASA's NanoSail-D -- a nanosatellite that deployed NASA's first-ever solar sail in low-Earth orbit -- has successfully completed its Earth orbiting mission.

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