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He said he'd introduce them, now Boris Johnson has stepped back from mandating vaccine passports across England for venues like nightclubs. But what's provoked this viral volte-face? Also, saliva tests for Covid-19, few fatal coronavirus cases among the unvaccinated, what's the role of hand sanitisers, and are Covid booster jabs the way forward? Dr…
 
It was a surprise when President Joe Biden suggested suspending medical patents to speed up the global roll out of COVID vaccines, but was he missing the point? Richard Jennings, Yuan Hu and Gurch Randhawa discuss patents and "big pharma"... Like this podcast? Please help us by writing a reviewThe Woolf Institute
 
Chris Berrow and Leigh Milner discuss China's new regulations for gaming, aimed at stopping young people playing for more than an hour on certain days. We're bringing you reviews of the best new games: Back 4 Blood, The Legend of Zelda: Skyward Sword HD, Pokemon Unite, Death's Door and Mario Golf: Super Rush. Reporting from Alex Rhodes, who takes h…
 
This week we're looking into a topic that almost never gets mentioned at school but affects almost all of us, one way or another. It's the menopause. And we'll hear why it happens and when it happens, and what we can do to lessen the effects when it does. Plus in the news, COVID vaccines for kids: is the side effect everyone's worried about worth w…
 
Margaret got in touch to ask The Naked Scientists: "Science has now identified actual nerve endings that humans and other mammals have that send that itchy feeling to the brain. Do snakes and other amphibians have these same nerve types? Have frogs been seen scratching an itch?"Harry Lewis dived deep to find an answer and Gerhard Schlosser from the…
 
This week it's time to join another local school to answer their burning science questions including can we bring back extinct species from the dead; is the Universe infinite; can we replace cells and tissues in the body; will science solve Alzheimer's Disease; are humans getting taller; how do viruses like Covid-19 evolve and change; why do black …
 
Fluoride is the stuff in toothpaste that helps strengthen teeth. But if there's too much fluoride in the water it softens bones, and children become susceptible to bone deformities. It's very difficult and expensive to remove dissolved fluoride ions from water. But, inspired by nature, scientists have used polymers to produce a membrane that can fi…
 
Twitter has been the subject of another study, looking at how people's tendency to post tweets in moral outrage is affected by other people on the site. Increasingly in recent years, celebrities and other well-known individuals have found themselves being "cancelled". This usually happens when they do or say something that other users disagree with…
 
Crypto currencies involve "mining" which is weird because they have no physical existence. They use more energy than a country like Sweden, but to what end? Phil Sansom and David Gerard explore this mysterious phenomenon... Like this podcast? Please help us by writing a reviewThe Woolf Institute
 
Scientists and doctors are always after good quality human cells for research and therapeutic purposes, but these can be hard to come by in sufficient quantities. Now, synthetic biology company bit.bio has opened up new headquarters in Cambridge to start supplying multiple different cell types by reprogramming stem cells. Eva Higginbotham heard mor…
 
In recognition of World Sepsis Day on the 13th, we're unpicking the science of this dangerous syndrome - from the infections that cause it, to the genes that make us more susceptible, and how artificial intelligence can help us to crack it... Plus, in the news, sending hydrogen to houses through the gas network to cut our carbon footprint. How a hi…
 
Many of us love putting out bird seed and watching birds feast away, and feel we're doing a good deed too, but a new paper out of Manchester Metropolitan University suggests we may actually be doing more harm than good. Eva Higginbotham spoke to BBC science correspondent Victoria Gill, who spoke with lead author Alex Lees previously... Like this po…
 
Listener Mark was curious to know: "Since the Universe is expanding, and light coming across it stretches as it does so, becoming more red, what happens to the lost energy when the shorter wavelength, higher energy light towards the blue end of the spectrum is shifted into lower energy, red wavelengths?" Cameron Voisey went off to figure it out... …
 
The gap between rich and poor is getting ever wider. Or is it? And should the creation of wealth be guided by the articulation of a societal purpose, or should the so called market be allowed to flourish, unfettered? Sir John Kay and Ahmed Zaidi discuss wealth creation... Like this podcast? Please help us by writing a review…
 
What causes r-rolling difficulties otherwise known as rhotacism? Also, why do we have to stay still in an MRI scanner, why is calcium a metal, what makes water hard and how does a water softener work, what is the impact of a caesarian birth on health and why, what's the reason dementia affects short but not long term memory, and how does gravity wo…
 
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