TECH
Touchscreen Lego Piling special blocks onto a new touchscreen 鈥渢able鈥� offers a whole new way to interact with the virtual world. Watch how it works in our video
ONLINE WARFARE
Gamers more aggressive to strangers Levels of testosterone in computer gamers surged when they were competing against strangers, but not friends 鈥� as you鈥檇 expect in real warfare
ASTRONOMY
Reclaim the night sky Iranian photographer Babak Tafreshi has won the 2009 Lennart Nilsson scientific photography prize 鈥� see his stunning images of the sky in our gallery
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ASTEROIDS
The world鈥檚 best impact craters About 150 such craters are known on Earth. See our gallery of the most spectacular examples
WEB
鈥楾ime telescope鈥� could boost internet speed A 鈥渢elescope鈥� that is able to 鈥渕agnify time鈥� could dramatically increase the amount of data that can be sent through fibre-optic cables, speeding up broadband connections