Google founder signs up for space trip
Google co-founder Sergey Brin has paid $5 million to secure a seat on a Russian Soyuz spacecraft, officials said Wednesday.
Beaming solar power from space
Jyoti is the Hindi word for light. It's something Pranav Mehta has never had to live without. And he is lucky. Near where he lives in Gujarat -- one of the most prosperous states in India -- thousands of rural villages lack electricity or struggle with an intermittent supply at best.
Space farming takes root
When Neil Armstrong took one small step onto the moon in 1969, it seemed only a matter of time before the advent of thriving space colonies and summer vacations on distant planets. But after an initial flurry of moon landings, manned lunar expeditions dwindled: the last time an astronaut left his footprints on the moon was in 1972.