The pioneering IVF procedure known as mitochondrial donation therapy (MDT) could prevent children from being born with devastating mitochondrial diseases. Madeleine Finlay speaks to Prof Darren Griffin, an expert in genetic diseases and reproduction, about how MDT works, the ethical considerations attached, and what techniques like it could mean for the future of reproduction. Help support our independent journalism at theguardian.com/sciencepod

First UK baby born with DNA from three people: what happens next?

Twice a week, the Guardian brings you the latest science and environment news

Science

As bird flu is confirmed in 33 cattle herds across eight US states, Ian Sample talks to virologist Dr Ed Hutchinson of Glasgow University about why this development has taken scientists by surprise, and how prepared we are for the possibility it might start spreading among humans. Help support our independent journalism at theguardian.com/sciencepod

From birds, to cattle, to … us? Could bird flu be the next pandemic?

Labradors are known for being greedy dogs, and now scientists have come up with a theory about the genetic factors that might be behind their behaviour. Science correspondent and flat-coated retriever owner Nicola Davis visits Cambridge University to meet Dr Eleanor Raffan and Prof Giles Yeo to find out how understanding this pathway could help us treat the obesity crisis in humans. Help support our independent journalism at theguardian.com/sciencepod

Hardwired to eat: what can our dogs teach us about obesity?

Billed as a rival to the Olympic Games, the Enhanced Games, set to take place in 2025, is a sporting event with a difference; athletes will be allowed to dope. Ian Sample talks to chief sports writer Barney Ronay about where the idea came from and how it’s being sold as an anti-establishment underdog, and to Dr Peter Angell about what these usually banned substances are, and what they could do to athletes’ bodies. Help support our independent journalism at theguardian.com/sciencepod

Who really wins if the Enhanced Games go ahead?

What can sound tell us about nature loss? Guardian biodiversity reporter Phoebe Weston tells Madeleine Finlay about her visit to Monks Wood in Cambridgeshire, where ecologist Richard Broughton has witnessed the decline of the marsh tit population over 22 years, and has heard the impact on the wood’s soundscape. As species lose their habitats across the world, pioneering soundscape ecologist Bernie Krause has argued that if we listen closely, nature can tell us everything we need to know about our impact on the planet. Help support our independent journalism at theguardian.com/sciencepod

Soundscape ecology: a window into a disappearing world

This week, in a landmark case, the European court of human rights ruled that Switzerland’s weak climate policy had violated the rights of a group of older Swiss women to family life. Ian Sample talks to Europe environment correspondent Ajit Niranjan about why the women brought the case and what the ruling could mean for future climate policy.. Help support our independent journalism at theguardian.com/sciencepod

First UK baby born with DNA from three people: what happens next?

Download our free app to listen on your phone