Scientists have switched on the world's largest atom smasher for the first time since the machine suffered a spectacular failure more than a year ago.
The world's biggest atom-smasher, shut down after its inauguration in September 2008 amid technical faults, has restarted, a spokesman says.
An interactive exhibit featuring life-size models of Leonardo da Vinci's 500-year-old inventions and machines is opening in New York City's Times Square.
Astronauts from the space shuttle Atlantis have begun the first spacewalk of their shuttle mission.
A year after being advised to lift its game, Australia is making a leap forward in the field of space science, the federal government says.
A couple suspected of helping spread some of the internet's most aggressive computer viruses has been arrested in the English city of Manchester, police said.
The birth of Wikipedia, the death of Napster, the iPhone and Twitter have been named by the Webby Awards as among the top 10 internet moments of the decade.
The space shuttle Atlantis successfully docked with the International Space Station (ISS), NASA officials said.
EMI Music has announced it will offer free music videos and concerts on Hulu.com.
Scientists say they've made a breakthrough in their pursuit of computers that "think" like a living thing's brain.
NASA and Microsoft have launched an interactive website that allows web surfers to become Mars explorers.
The European Organisation for Nuclear Research says it expects to restart the world's largest atom smasher by this weekend after more than a year of repairs.
You can't blame this one on McDonald's: Researchers have found signs of heart disease in 3,500-year-old mummies.
Longer toes and shorter lower legs allow sprinters to run faster than others, a new study suggests.