Forecasters predict hot August. Are they sure?
We all want to know what the weather's doing. But can we predict it months ahead? It's an issue clouded in controversy.
Counting qubits: computing at the edge of reality
Scientists in America are celebrating an exciting new invention. If the 'quantum computer' can be made to work, we might be on the brink of a technological revolution.
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?
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?
‘Monster killer storm’ devastates Queensland
The most powerful cyclone ever to hit Australia struck Queensland this week. As devastation reigns, are such natural disasters inevitable?
Jabulani: The last-minute swerve… towards boredom
When goalkeepers criticised Adidas’s new World Cup ball, we expected goals galore. Is the Jabulani to blame, or just the answer to a question that no-one was asking?