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.
Life without mangoes, bananas or flights to Paris
A group of global experts has worked out that Britain could cut 637m tonnes of greenhouse gases within 20 years. But life would be very different.
Oil pollution: best when out of sight and out of mind
The BP oil leak off the coast of America has led Barack Obama to crack down on offshore drilling. But does this mean even worse pollution in other parts of the world?