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In briefAn animated Kurzgesagt explainer on bacteriophages, viruses that kill bacteria, covering how they infect and burst cells and their potential as therapy against antibiotic-resistant bacteria.
In briefA lecture by Prof. Thomas Seyfried arguing that cancer is primarily a metabolic disease rather than a genetic one. It covers the Warburg effect, mitochondrial damage and implications for therapies.
In briefDestin of Smarter Every Day learns to ride a bicycle whose steering is reversed, taking about eight months, and compares it with how his young son learned much faster. It illustrates knowledge versus understanding and brain plasticity in adults versus children.
In briefRhonda Patrick interviews USC gerontologist Valter Longo about fasting, the fasting-mimicking diet, and their effects on longevity, cancer, and multiple sclerosis. They discuss mechanisms such as IGF-1 and autophagy and clinical trials.
In briefRhonda Patrick interviews Dr. Bill Harris, co-inventor of the Omega-3 Index and author of more than 300 papers on fatty acids. They cover EPA and DHA dosing, fish oil studies such as REDUCE-IT, and how omega-3 levels relate to health and longevity.
In briefPhysicist Geoffrey West speaks at an FQXi conference on time about complexity and scaling laws. He covers how metabolism, growth and lifespan scale across organisms and how the same mathematics applies to cities and companies.
In briefAdam Neely explains what perfect (absolute) pitch is, how it differs from relative and quasi-absolute pitch, and why he would not want it. He covers its drawbacks, including drift with age.
In briefScience journalist potholer54 examines the claim that SARS-CoV-2 came from a Wuhan lab, tracing the sources behind it and the weaknesses in the evidence.
In briefA short street interview from Invisible People with Keith, a homeless man in Los Angeles who lost his housing-industry job in the crash and moved from painkillers to heroin because it was cheaper. He talks candidly about the grip of addiction.
In briefCurt Jaimungal interviews biologist Michael Levin of Tufts about consciousness, bioelectricity, emergence, and cancer research. The conversation challenges reductionist views of life.
In briefGeorge Monbiot narrates how reintroducing wolves to Yellowstone after about 70 years set off a trophic cascade. The wolves changed deer behavior, vegetation recovered, and rivers changed course.
In briefJoseph Everett argues, drawing on the book The Salt Fix, that most people benefit from more rather than less salt, and reviews studies on sodium, potassium and blood pressure.
In briefClinical psychologist Stephen Ilardi argues depression is a disease of modern civilization and presents a lifestyle-based program to treat it without drugs. Topics include exercise, sunlight, omega-3s and social connection.
In briefJordan Peterson's first lecture in his Biblical Series examines the idea of God as sovereignty and power abstracted from any individual ruler, and as the pattern inherent in human dominance hierarchies.
In briefA NOVA documentary with neuroscientist Heather Berlin exploring the subconscious and what drives our decisions. It uses sleepwalking, anesthesia, improvised rap in an MRI and game theory to probe how much of the brain's work is hidden.
In briefA long video essay arguing that Koko the gorilla probably could not actually use sign language. It examines the cherry-picked data and the lack of transparency behind the claims, drawing on published critiques.
In briefA DIY demonstration of a fan-and-screen mosquito trap that uses carbonated water as a CO2 attractant. The creator reports catching about 8,000 mosquitoes in two nights.
In briefStanford biologist Robert Sapolsky lectures on the evolution of behavior, including the Prisoner's Dilemma and tit-for-tat strategies in animals. It is part of his Human Behavioral Biology course.
In briefTodd Becker's Ancestral Health Symposium talk arguing that myopia is driven by near-work and can be reversed, covering the biology and epidemiology and experimental evidence for reversal by using weaker lenses.
In briefThe Thought Emporium grows living rat neurons on an electrode array and tries to train them to play Doom. It is part of a series on biological computing.
In briefAn RSA Animate summary of Iain McGilchrist's lecture on the divided brain, arguing the brain's two hemispheres attend to the world differently and that this has shaped culture and society.
In briefA Huberman Lab podcast episode on the gut-brain axis and how the gut microbiome affects the nervous system, hunger and overall health. It covers the pathways by which the gut influences the brain and practical steps for gut health.
In briefA one-minute clip of a crow repeatedly sliding down a snowy roof on a small lid, apparently just for fun.
In briefKurzgesagt explains why humans feel loneliness, its evolutionary role, and how modern life can turn it into a harmful downward spiral. It cites research and offers ideas on what to do about it.
