New robot ‘on the path to self-awareness’
Scientists at Colombia University have built a robot that learns about itself in the same way as a baby. It could be a major step towards machines that are fully self-aware.
Avatar director to tackle Challenger Deep
James Cameron is planning a voyage to the bottom of the world's deepest ocean. Is human exploration more valuable than robotic research?
Nuke plant sabotaged in high tech strike
Iran’s quest for nuclear weapons has been delayed by a computer virus. But a major victory for cyber-warfare could unleash more such attacks.
Blood, pain and tweets in Tunisian revolt
After weeks of unrest in Tunisia, the President of twenty-three years has fled abroad. But can violence and chaos ever bring democratic change?
Teens reject parents as Facebook friends
An American survey shows many older teenagers ignore friend requests from parents. Something to hide or a bid for independence?
The font of all knowledge is really ugly
Research claims we don’t remember writing that's too easy to read and learning should be struggle. So is clear writing the enemy of discovery?