Mars moon mission to Phobos, and a DNA typewr...

Today, what causes ageing, and why some animals age faster than others. Joao Pedro Magalhaes discusses ageing biochemistry; Noah Snyder-Mackler links "jumping genes" to shorter lifespans in big dogs; Stephen Clark introduces Jonathan, the 194-year-old tortoise; and Andrew Steele ...  Show more

Coming up, the US places restrictions on Starlink in Ukraine, and MI5 chief Sir Ken McCallum warns that AI is accelerating cyber threats from Russia. Plus, an electronic sensor that can help detect Parkinson's disease, the health of a generation raised on sugar rations, and why d ...  Show more

Today Dr Lucy and Dr Karl are joined by special guest astrophysicist Professor Geraint Lewis to answer all your questions from around the cosmos. Can you get moonburnt? Could we ever move at the speed of light? How did the big bang happen? What's on the other side of the universe ...  Show more

What's going on with microbes? What happens when an astronaut sneezes in space? Why do we have toes? Should I dress fancier? Why aren’t there drones on Mars? Do you get lighter every time you fart? What do I do about the poster I don’t understand? Why do animals live for differen ...  Show more

Dr Chris Smith and the Naked Scientists with science news, stories & analysis.