Potato plastic, robot cleaners and edible bugs
Does change mainly come from inventions? The shortlist for the James Dyson Award has been announced, celebrating clever inventions from around the world. Many have a strong environmental focus.
Get ready for a fourth industrial revolution
Should we embrace or fear the robot revolution? The Bank of England’s chief economist has warned of the need to take drastic measures to stop millions of people falling victim to AI.
Meltdown alert for Japan's nuclear reactors
As the Japanese are told to brace themselves for their most brutal ordeal since the Second World War, nuclear danger heads the long list of crises.
Tectonic shift, reactors and waves of hostility
In recent days, Japan has experienced destruction on an unprecedented scale. But as recovery gets underway, a new threat has appeared on the horizon.
Science and Engineering Week: Saving the world
As a special science week kicks off, we look at the world’s pressing problems and how scientists and engineers might help solve them.
Aliens – from science fiction to science fact?
A NASA scientist has stirred debate over life forms from outer space. He claims to have found fossils of unknown bugs inside meteorites. Is he for real?
How’s your dinner? Mine’s rubbish!
A woman in Essex has been arrested for taking food from supermarket rubbish. Police call it stealing. But she says she prevented good food going to waste.
In Jeopardy: computer challenges human race
A computer program is challenging humans in a popular quiz show this week... It's a giant leap forward for AI but questions persist over just how far machines can go...
Mars 500: fake space mission reaches its goal
A multinational team of 'astronauts' have simulated a Mars landing after nearly a year in isolation. But was it worth the journey?
Old Masters go high-tech for virtual viewing
A new project means the world's art treasures are now online and users can see more detail than ever before. It's top technology but is it the real deal?
Is Lake Vostok the last secret on earth?
Beneath 4km of Antarctic ice is the dark water of Lake Vostok, sealed from the world for 15 million years. What lies hidden in its depths?
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?