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The world, the universe and us

Latest episodes

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Jun 6, 2025 • 26min

$1 trillion of platinum on the moon; how your brain distinguishes between reality and imagination; rise of the hyperworm

Discover the astonishing $1 trillion worth of platinum hidden on the Moon, raising questions about space mining ethics and challenges. Learn how your brain differentiates reality from imagination, with intriguing implications for conditions like schizophrenia. Dive into the fascinating world of nematodes, where these tiny worms merge to form superorganisms with surprising collective behaviors. Join the conversation about space, cognitive science, and the wonders of nature!
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30 snips
May 30, 2025 • 35min

The real threat of AI - ethics, exploitation and the erosion of truth

Join science writer Alex Wilkins as he dives into the rapidly expanding world of artificial intelligence and its ethical implications. He discusses the pressing concern of AI's impact on education, where students increasingly rely on chatbots for homework. The conversation also touches on the daunting prospects of artificial general intelligence and superintelligence, raising questions about human exploitation in AI development. Wilkins emphasizes the urgent need for ethical regulations amidst skyrocketing energy demands and the potential erosion of truth.
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11 snips
May 23, 2025 • 23min

Are smartphones really causing mental illness in teens?; More evidence of alien life; Digital oak trees

The impact of smartphones on teen mental health sparks debate, with researchers questioning whether these devices are truly harmful. Meanwhile, the discovery of potential alien life grows more intriguing, as conflicting analyses of signals from the James Webb Space Telescope intensify the discussion. Finally, an immersive art installation at Kew Gardens showcases the intricate world of oak trees, encouraging a deeper connection to nature and raising awareness about their ecological significance.
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8 snips
May 16, 2025 • 28min

China’s carbon emissions fall; norovirus vaccine; chaotic breakup of the solar system

China is making strides in reducing carbon emissions, challenging its status as the biggest polluter. Meanwhile, a promising vaccine for norovirus, a notorious stomach bug, is showing effectiveness thanks to brave test subjects. Additionally, researchers warn that a chaotic breakup of our solar system could occur, influenced more by passing stars than randomness. Lastly, listen in for a fun demo on how to slice onions without shedding tears!
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18 snips
May 9, 2025 • 28min

Ocean wonders and the new arguments against deep-sea mining; biophotons emitted from living things; drumming chimps and the origin of religion

Explore the unseen depths of the ocean where 99.999% remains a mystery due to the controversial push for deep-sea mining. Delve into biophotons, the faint light emitted by living organisms, potentially linking life signs and disease detection. Discover how chimps rhythmically drum on trees, communicating their emotions, and possibly hinting at the origins of music and ritual. These fascinating discussions highlight our relationship with the environment, the mysteries of life and death, and the evolution of communication.
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8 snips
May 2, 2025 • 29min

Is our understanding of light completely wrong? Two consciousness theories go head-to-head; decoding dolphin whistles

Chelsea Whyte, a physicist, delves deep into the double-slit experiment, suggesting that our understanding of light as a wave may be fundamentally flawed. The discussion heats up as dark photons emerge as possible game-changers in quantum mechanics. Transitioning from light to the mind, the conversation ponders two competing theories of consciousness, examining complex studies that probe what it truly means to be aware. Finally, discover how a groundbreaking study decodes dolphin whistles, revealing their intricate social structure and ability to 'name' themselves.
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8 snips
Apr 29, 2025 • 42min

Weekly: Why the climate crisis is an issue of injustice and inequality

Friederike Otto, co-founder of the World Weather Attribution project, and Joyce Kimutai, a climate scientist from Kenya, delve into the intertwined issues of climate justice and extreme weather. They discuss how climate attribution has evolved to highlight the link between climate change and catastrophic events. The conversation shifts to the urgent need for wealthy nations to compensate poorer countries disproportionately affected by climate crises. Legal avenues for holding corporate polluters accountable are explored, emphasizing the potential impact of ongoing climate litigation.
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8 snips
Apr 25, 2025 • 29min

Weekly: First brain engineering in a mammal; landmark in fossil fuel lawsuits, the legacy of Pope Francis

James Dinneen, a climate scientist, discusses groundbreaking research linking emissions from major fossil fuel companies to significant economic damages caused by climate change. He reveals how recent advancements allow scientists to pinpoint the exact financial impact these companies have had on the planet. The conversation also touches on the first successful genetic engineering of mammal brain synapses, promising potential mental health benefits, and reflects on the legacy of Pope Francis as a climate advocate, questioning how his views will influence future leaders.
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13 snips
Apr 17, 2025 • 18min

Weekly: Have we really just found the strongest evidence for alien life yet?

Join Alex Wilkins, a science communicator with a knack for making complex topics accessible, as he delves into groundbreaking claims about alien life. The discussion centers around the detection of dimethyl sulfide (DMS) on the exoplanet K2-18b, a potential biosignature indicating life. While excitement mounts, they explore the complexities of confirming these findings and the hurdles astronomers face in the vast universe. Skepticism and hopes collide as they assess what this discovery truly means for our understanding of extraterrestrial life.
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5 snips
Apr 11, 2025 • 22min

Weekly: Dire wolves (not) brought back from extinction; US science in existential crisis; how to pour the perfect coffee

A company claims to have reintroduced dire wolves through genetic engineering, sparking debates on whether these pups are truly dire wolves or just grey wolves in disguise. Meanwhile, U.S. scientific agencies face significant budget cuts, raising alarms about the future of public health. On a lighter note, physicists unveil the ideal method for pouring coffee, promising perfect brews. It's a mix of ethical dilemmas, funding crises, and the pursuit of the perfect cup that keeps listeners engaged!

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