Girts sends a question about which animals can mate to produce viable offspring. How is it that different breeds of dogs can come together to produce puppies, but add a different animal into the equation and you don't get the same result? Like this podcast? Please help us by supporting the Naked Scientists

Dr Chris is back to answer listener questions. Why do cat's eyes reflect bright colours? What are the short, high pitched ringing noises that can sometimes be heard? What causes Bell's palsy? Will botox help keep my eyelid up? Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists: the scientists who think they can decode the thoughts we hear in our heads. Also ahead: do ultra-processed foods make it much harder to lose weight? Plus, we hear from the PhD student who is aiding the search for life on Mars... Like this podcast? Please help us by supporting the Naked Scientists

James Tytko explores the science behind 'three-parent' embryos: the incredible medical procedure that prevents children from inheriting incurable mitochondrial diseases. Like this podcast? Please help us by supporting the Naked Scientists

In the news, why a dose of bacteria might be the solution to combating kidney stones. What tooth enamel tells us about the lives and diets of dinosaurs. And what the world's most abundant insects can teach robots... Like this podcast? Please help us by supporting the Naked Scientists

Fresh from the UK Space Conference, Space Boffins Richard Hollingham and Sue Nelson hear from UK astronaut Rosemary Coogan on life at the European Space Agency (ESA), and waiting for her first mission. ESA boss Josef Aschbacher talks about Europe's space game and NASA's budget squeeze. Plus, jet packs with the Smithsonian's Jennifer Lavasseur and a Sat Cave update from Space Forge... Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, we are on the hunt for dinosaurs as we explore how cutting edge tech, chisels, and canoes go hand in hand when changing the way we view our prehistoric past... Like this podcast? Please help us by supporting the Naked Scientists

In the news, an old drug heralds a new treatment for the gut parasite Cryptosporidium; the bionic-knee that anticipates where amputees want to go to make movements much more natural; and why we're spotting more Near-Earth Objects, and whether one may hit us. Like this podcast? Please help us by supporting the Naked Scientists

Jon wants to know, how do the cells in the human body, in all their variety, differ at the genetic level? James Tytko took his query on... Like this podcast? Please help us by supporting the Naked Scientists

Do animals feel fear the same way that we do? Do diet supplements boost your immune systems? Can using phones and headphones change the shape of your body? Why don't birds get electrocuted on pylons? Is the northern hemisphere more 'innovative' than the south? Dr Chris Smith and Relebogile Mabotja have all the answers... Like this podcast? Please help us by supporting the Naked Scientists