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Nature Podcast

Springer Nature Limited

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The Nature Podcast brings you the best stories from the world of science each week. We cover everything from astronomy to zoology, highlighting the most exciting research from each issue of the Nature journal. We meet the scientists behind the results and provide in-depth analysis from Nature's journalists and editors. Hosted on Acast. See acast.com/privacy for more information.
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00:45 A squid-inspired device for needle-free drug delivery Inspired by squids’ ability to shoot ink, a team of researchers have developed swallowable devices that can deliver tiny jets of drugs directly into the gut lining, circumventing the need for needles. Previous studies have shown that most people prefer to take medication in pill form, rath…
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00:46 The role of skull bone marrow in ageing During ageing, bone marrow in the skull becomes an increasingly important site of blood-cell production. This is in stark contrast to most bones where the ability of marrow to make blood and immune cells declines. Studies in mice and humans showed that ageing results in skull bone-marrow expanding, and …
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Samantha Harvey's Booker Prize shortlisted novel Orbital is set inside an International Space Station-like vessel circling 250 miles above Earth. It looks at a day-in-the-life of the crew, investigating the contrasts they experience during the 16 orbits they make around the planet, crossing continents, oceans and the line separating night and day. …
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00:46 Mitochondria divide their labour to help cells thrive Researchers have uncovered that mitochondria divide into two distinct forms when cells are starved, a finding that could help explain how some cancers thrive in hostile conditions. Mitochondria are cellular powerhouses, creating energy and vital metabolic molecules, but how they are able t…
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This series was originally broadcast in 2020. Science and politics are not easy bedfellows - "Stick to the science" is a three part series which aims to find out why. In the third and final episode we try to get to the bottom of how journalists, communicators and policymakers influence how science is perceived. We discuss the danger of politicizati…
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This series was originally broadcast in 2020. Science and politics are not easy bedfellows - "Stick to the science" is a three part series which aims to find out why. In this episode we're asking how politics shapes the life of a working scientist. Be it through funding agendas, cultural lobbies or personal bias, there's a myriad of ways in which p…
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This series was originally broadcast in 2020. Science and politics are not easy bedfellows - "Stick to the science" is a three part series which aims to find out why. In this episode we delve into the past, and uncover the complicated relationship between science, politics and power. Along the way, we come up against some pretty big questions: what…
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00:48 Rebuilding mental health after the floods Researchers have been investigating the best ways to help people deal with trauma in the wake of a climate disaster. In April and May devastating floods surged across Rio Grande do Sul in the South of Brazil, affecting two million people and killing hundreds. As people try to put their lives back toge…
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By the end of 2024 up to two billion people will have gone to the polls, in a pivotal year of elections around the globe. This is giving political scientists the chance to dive into each election in detail but also to compare the differing voting systems involved. They hope understanding the advantages and drawbacks of the systems will help highlig…
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00:48 The hidden cities of Uzbekistan Researchers have uncovered the scale of two ancient cities buried high in the mountains of Uzbekistan. The cities were thought to be there, but their extent was unknown, so the team used drone-mounted LiDAR equipment to reveal what was hidden beneath the ground. The survey surprised researchers by showing one o…
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In this episode: 00:46 An unusual γ-ray producing microquasar A type of binary-system known as a microquasar has been found to be firing out γ-rays at high energy-levels, which may make it a candidate to be a long-theorized natural particle-accelerator known as a PeVatron. These objects are thought to be a source of galactic cosmic rays, the origin…
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00:55 Graphene Tongue Researchers have developed a graphene ‘tongue’ that uses AI to tell the subtle differences between drinks. Graphene has long been sought after as a chemical sensor, but tiny variations between devices have meant that it couldn’t be used very reliably. The team behind the ‘tongue’ got around this problem by training an AI to te…
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00:46 Physicists spot new types of high-energy radiation in thunderstorms Physicists have identified new forms of γ-ray radiation created inside thunderclouds, and shown that levels of γ-ray production are much higher on Earth than previously thought. Scientists already knew about two types of γ-ray phenomena in thunderclouds — glows that last as l…
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The world's fastest supercomputer, known as Frontier, is located at the Leadership Computing Facility at Oak Ridge National Laboratory in Tennessee. This machine churns through data at record speed, outpacing 100,000 laptops working simultaneously. With nearly 50,000 processors, Frontier was designed to push the bounds of human knowledge. It's bein…
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In this episode: 00:46 Unravelling why children with Down’s syndrome are at a higher risk of leukaemia Children with Down’s syndrome have a 150-fold increased risk of developing leukaemia than those without the condition. Now, an in-depth investigation has revealed that changes to genome structures in fetal liver stem-cells appear to be playing a k…
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In this episode: 00:45 The biggest black hole jets ever seen Astronomers have spotted a pair of enormous jets emanating from a supermassive black hole with a combined length of 23 million light years — the biggest ever discovered. Jets are formed when matter is ionized and flung out of a black hole, creating enormous and powerful structures in spac…
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In this episode: 00:45 What ancient DNA has revealed about Rapa Nui’s past Ancient DNA analysis has further demonstrated that the people of Rapa Nui did not cause their own population collapse, further refuting a controversial but popular claim. Rapa Nui, also known as Easter island, is famous for its giant Moai statues and the contested idea that …
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The often repeated claim that "80% of the world's biodiversity is found in the territories of Indigenous Peoples" appears widely in policy documents and reports, yet appears to have sprung out of nowhere. According to a group of researchers, including those from Indigenous groups, this baseless statistic could be undermining the conservation effort…
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In this episode: 00:45 Why a 'nuclear clock' is now within researchers’ reach Researchers have made a big step towards the creation of the long theorized nuclear clock, by getting the most accurate measurement of the frequency of light required to push thorium nuclei into a higher energy state. Such a timekeeper would differ from the best current c…
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The 'file-drawer problem', where findings with null or negative results gather dust and are left unpublished, is well known in science. There has been an overriding perception that studies with positive or significant findings are more important, but this bias can have real-world implications, skewing perceptions of drug efficacies, for example. Mu…
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In this episode: 00:31 Chatbots makes racist judgements on the basis of dialect Research has shown that large language models, including those that power chatbots such as ChatGPT, make racist judgements on the basis of users’ dialect. If asked to describe a person, many AI systems responded with racist stereotypes when presented with text written i…
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For millennia, humanity has obsessed about halting ageing and, ultimately, preventing death. Yet while advances in medicine and public-health have seen human life-expectancy more than double, our maximum lifespan stubbornly remains around 120 years. On the latest episode of Nature hits the books, Nobel laureate Venki Ramakrishnan joins us to discus…
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00:46 Old AIs can’t learn new tricks An algorithm that reactivates dormant ‘neurons’ in deep learning based AIs could help them overcome their inability to learn new things and make future systems more flexible, research has shown. AIs based on deep learning struggle to learn how to tackle new tasks indefinitely, making them less adaptable to new s…
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00:48 The mystery of Stonehenge’s Altar Stone Stonehenge’s central stone came from Northern Scotland, more than 600 miles away from the monument, according to a new analysis of its geochemistry. It is commonly accepted that many of the rocks that make up the iconic neolithic monument came from Wales, 150 miles from the site. Previously, it had been…
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AIs built on Large Language Models have wowed by producing particularly fluent text. However, their ability to do this is limited in many languages. As the data and resources used to train a model in a specific language drops, so does the performance of the model, meaning that for some languages the AIs are effectively useless. Researchers are awar…
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