There are more than sixteen thousand care homes across the UK, housing around half a million people. Staggering numbers. They are meant to be places of safety, support, and quiet, relaxed companionship for the people who live and work in them. But when COVID-19 arrived, they became one of the pandemic's deadliest frontlines. In a bid to see what might be possible, the Vivaldi Study - a nationwide effort to gather data from inside care homes - was launched. Can better data improve the lives of people in care homes? Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists: Scientists get their hands on the oldest ice on Earth, and we've been to see it, but what's it going to reveal? Also, measles is on the up, again; we find out why. And, is humour genetic? We talk to the scientist who has studied hundreds of pairs of twins to find out! Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, we look at 25 years of the Human Genome Project. What is it? And what has it achieved? Like this podcast? Please help us by supporting the Naked Scientists

This week, the cells that vanish when we slim down: are these the link between obesity and health problems like diabetes? Also, the bacteria that might be able to shield us from the "forever chemicals" we're all eating. Plus, why will 3 days over the next month be a millisecond shorter than they should be? Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, we pay a visit to Cambridge University Botanic Garden to ask 'can genetics help grow a better garden?' Like this podcast? Please help us by supporting the Naked Scientists

In the news, counting the calories: The UK government want shops to help us put 100 fewer calories in our baskets to beat obesity. So will it work? Also, archaeologists uncover the world's oldest fat factory - it turns out that Neanderthals were processing bones for their grease 125,000 years ago, but why? And on Mars the Curiosity rover captures close-up images of spiderweb-like patterns on the planet surface, but what made them? Listeners are also wondering whether green initiatives really do help to save the planet... Like this podcast? Please help us by supporting the Naked Scientists

This episode was produced and presented by Dr Marushka Soobben, a scientist from South Africa who's been taking part in an internship here at the Naked Scientists. And this week, a journey into the world of proteins. What are they? why do they matter? And why did predicting their shapes win a recent Nobel prize? Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, weight loss jabs being prescribed by GPs in England, but do we know enough about the side effects? Also, a new simple test to replace endoscopies for patients with Barrett's oesophagus. And we hear from one of the engineers at the Vera Rubin Observatory, which is shedding new light on the cosmos... Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists, we speak to the Cambridge scientists who have made it their mission to understand climate change in one of the world's most inhospitable regions... Like this podcast? Please help us by supporting the Naked Scientists

In this edition of The Naked Scientists: HPV vaccination rates are waning. We examine the importance of the jab. Also ahead: why Africa is key to understanding the evolution of early humans. Plus, the reasons alcohol-free booze might actually not be all that good for us... Like this podcast? Please help us by supporting the Naked Scientists