The mounting misgivings over microplastics

In today's news podcast, a study shows a reduced effectiveness of vaccinations in babies who have antibiotics treatments early in life. Also, the world's smallest, light-powered pacemaker, and we learn the secrets of the broadclub cuttlefish's crab-catching colour display. Then, we follow the journey of miso paste up to the…

Take a deep breath. Yes, literally. And ask yourself: what's in the air I just inhaled? It's almost certain, with our modern lives and built, busy environments, that it contains a range of harmful particles. Whether it stems from city traffic or wildfires, air pollution has many sources, it affects…

In this edition of The Naked Scientists: the first transplant of a gene-modified pig liver into a human; also, the James Webb Space Telescope sees one of the first galaxies ever to exist, and it's very strange indeed; and scientists explain why we can't recall our early years... Like this…

In this edition of The Naked Scientists, Antimicrobial Resistance, or AMR, is going under our microscope. What is it, how does it happen, what's the scale of the threat, and how can we fight back? 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…