Silke is writing all the way from French Polynesia, asking what's best to do with all the plastic rubbish she picks up from the beach, and whether burning it is advisable. James Tytko asked Richard Lampitt from the National Oceanography Centre to help find an answer... Like this podcast? Please help us by supporting the Naked Scientists

In this episode of Ask! Dr Chris answers questions including: what are the minerals in mineral water? Is it safe to drink water from plastic bottles? Is glass safe to drink from? How do people perform sword swallowing? What are biodegradable plastics made of? What is metformin, and is it effective? Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists: Stranded Nasa astronauts Butch Wilmore and Suni Williams come down to Earth with a splash and some awesome drone footage; also, Cambridge scientists are mapping where to find the world's rarest minerals; and the massively under-appreciated role that whales play transporting nutrients thousands of miles...using their urine. Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, what threat do microplastics pose to our health, and the health of the planet? Like this podcast? Please help us by supporting the Naked Scientists

On this edition of the Naked Scientists Podcast, what are the potential environmental impacts of the ship crash in the North Sea? Also, we find out what's being done to reduce the risk from engineered pandemics, and reveal what's going on inside the best electric vehicle batteries on the market. Then, it's off to Lincolnshire to profile the bruise-resistant, quicker-cooking potatoes of the future... Like this podcast? Please help us by supporting the Naked Scientists

On Ask! the Naked Scientist, Can you keep sparkling water fizzy for longer? Are magnesium tablets good for us? Why do we crave certain foods? How do breathalysers work? Like this podcast? Please help us by supporting the Naked Scientists

Listener to the show, Elaine, wants to know whether her mother, who was a thalidomide baby, might have passed on effect of the drug to her children. Thalidomide was a treatment for morning sickness which caused severe birth differences in children born to mothers who used the drug. James Tytko sought an answer, with help from Neil Vargesson, Professor of Developmental Biology at the University of Aberdeen... Like this podcast? Please help us by supporting the Naked Scientists

In this edition of Naked Genetics, we take a closer look at CRISPR gene editing. What is it? And what are the ethics involved in rewriting the human genome? Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, we take a closer look at CRISPR gene editing. What is it? And what are the ethics involved in rewriting the human genome? Like this podcast? Please help us by supporting the Naked Scientists

Garth wants to know, given the skin can block water from passing through it, how do certain skin creams allege to permeate into our body? James Tytko took on the question with help from Richard Guy, Professor of Pharmaceutical Sciences at the University of Bath... Like this podcast? Please help us by supporting the Naked Scientists