How can you use sticks to calculate the circumference of the Earth? Can exfoliators remove your fingerprints? How do plants know which way is up? What dictates the pattern of a cat's stripes? What are hiccups? Can mosquitoes see you? Dr Chris Smith and Dan Corder have all the answers... Like this podcast? Please help us by supporting the Naked Scientists

George writes in to ask whether his gum-chewing habits are related to his tinnitus, or whether it's just a coincidence that it comes back when he gets back into the habit. James Tytko investigates, with help from ear, nose and throat doctor Malcolm Hilton... Like this podcast? Please help us by supporting the Naked Scientists

On the Naked Scientists News show: a new UK trial seeks to infect healthy people with malaria in a bid to get to grips with the dormant stage of the infection. Then, we hear how T cells could be the key to ensuring more organ transplant successes, and should we all be taking fewer flights? Also, some curious observations regarding chimpanzees and their communal toilet routines... Like this podcast? Please help us by supporting the Naked Scientists

In this special episode of The Naked Scientists, join Chris Smith on a journey from farm to whisky tumbler, as he witnesses the intricate processes behind producing high quality Scotch. Richard Broadbent leads a tour of Bairds Malt's site in Witham, explaining how British barley is prepared for its transformation into the delicious spirit, before Alistair McDonald of the Clydeside Distillery in Glasgow walks us through the five hundred year old craft of distilling malt whisky... Like this podcast? Please help us by supporting the Naked Scientists

Why do ants drown themselves? Could we power cars with electrolytes? What causes ulcers? Do metal wrist rings actually reduce pain? Should you take probiotics on an ongoing basis? What are duodenal ulcers? Can brain tumours cause diabetes? Dr Chris Smith and Clarence Ford have all the answers... Like this podcast? Please help us by supporting the Naked Scientists

In our Question of the Week, Andrew wants to know why many people may experience dreams differently when holidaying in the mountains. To find out what might be behind the 'high-definition' dreams associated with high places, James Tytko sought the help of Andrew Murray, Professor of Metabolic Physiology at the University of Cambridge... Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists: It's 5 years since COVID began and the WHO hosted their first press conference. But how much have we learned and are we prepared for the next pandemic? Also, a report from the UK House of Lords points to a rapidly closing window of opportunity to capitalise on "engineering biology" - but what is that? And, is there a hidden planet lurking out past Pluto? A new telescope will soon enable astronomers to find out... Like this podcast? Please help us by supporting the Naked Scientists

Titans of Science continues with the microbiologist who discovered how an extraordinary relationship between two methane-eating seafloor species has shaped the world we know today. To explain that and much more is the ocean aficionado Antje Boetius... Like this podcast? Please help us by supporting the Naked Scientists

Should you try to break bad habits? How do you stop a 'wandering' itch? Does climate change affect rainfall? Will you be tired if you dream of being awake? How do you get skin tags, and should you remove them? Why can some birds mimic humans, and some cannot? Why do you have nightmares during sleep apnea? Do offshore wind farms impact marine life? Who don't you look exactly like your relatives? How can you find a black hole if it doesn't emit light? Dr Chris Smith and Clarence Ford have all the answers... Like this podcast? Please help us by supporting the Naked Scientists

Damian wants to know, if at one stage all of the continents were joined together, what was on the other side? Was it all just water? James Tytko investigated whether this was the case, and what the consequences would be for conditions on Earth of one giant global ocean... Like this podcast? Please help us by supporting the Naked Scientists