Nuclear

It is 80 years since the first nuclear weapon test – codenamed Trinity – detonated in the desert of New Mexico. Today the hidden legacy the explosion can still be found in our cells.

Marie Curie worked with radioactive material with her bare hands. More than 100 years later, Sophie Hardach travels to Paris to trace the radioactive fingerprints she left behind.

In the 1970s, the USSR used nuclear devices to try to send water from Siberia's rivers flowing south, instead of its natural route north.

The Doomsday Clock depicts how close humanity is to armageddon – but where did it come from, how do you read its time, and what can we learn from it?

The fear of nuclear war forced nations to come together to stop the spread of atomic weapons. Could a similar idea curb the use of fossil fuels?

Nuclear waste remains toxic for thousands of years. How do you build a storage facility that will keep it safely buried for millennia?

Astronauts living on the Moon will need lots of power – but they can't take fuel supplies with them. A new generation of miniature nuclear reactors could be the answer.

In the years after World War Two, neutral Sweden embarked on an ambitious plan – build its own atomic bomb.