Episode (200)
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‘Soft and calorie dense’: Chris van Tulleken on how ultra-processed foods keep us hooked
Dec 19, 2024Dr Chris van Tulleken has been at the forefront of the campaign to change our food system and better regulate the sale of ultra-processed foods (UPF). This year he will be giving the Royal Institution...
Is our model of the universe wrong?
Dec 17, 2024For the past 10 years cosmologists have been left scratching their heads over why two methods for measuring the universe’s rate of expansion provide totally different results. There are two possible s...
Does Google’s ‘mindboggling’ new chip bring quantum computers any closer?
Dec 12, 2024On Monday Google unveiled its Willow quantum computing chip. The new chip takes just five minutes to complete tasks that would take 10 septillion years for some of the world’s fastest conventional com...
The science of laughing
Dec 10, 2024Madeleine Finlay speaks to Sophie Scott, a professor of cognitive neuroscience at University College London, to dig into the science of laughter. Sophie explains what exactly laughter is, the many dif...
Revisited: Secrets of the gut microbiome
Dec 05, 2024Ian Sample speaks to colorectal surgeon and researcher James Kinross about the miraculous world of our gut microbiome, how modern life is impacting it, and what we can do to look after it Because of i...
What really helps with hangovers?
Dec 03, 2024What if you could take a pill or a shot that could reduce your blood alcohol level and make you feel better in the morning? That’s the promise of a range of wellness products aiming to be the next big...
What’s going on with fluoride?
Nov 28, 2024The conversation about fluoride’s health benefits has exploded recently after a US federal toxicology report, court ruling and independent scientific review all called for updated risk-benefit analysi...
‘Travesty of justice’: Cop29’s controversial deal
Nov 25, 2024Madeleine Finlay hears from the Guardian’s environment editor, Damian Carrington, about the controversial climate finance deal that brought Cop29 negotiations to a close in the early hours on Sunday m...
The science behind yo-yo diets, bird flu news and which Brits can spot a fake accent
Nov 21, 2024Science editor Ian Sample joins host Madeleine Finlay to discuss some of the most intriguing science stories of the week. From a study finding that fat cells ‘remembering’ past obesity drives yo-yo di...
What does it take to become an astronaut?
Nov 19, 2024It’s a dream for many children, but what does it actually take to become an astronaut? Science correspondent Hannah Devlin tells Ian Sample about her trip on a zero gravity flight with the European Sp...