The Quanta Podcast

Quanta Magazine
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7 snips
Aug 30, 2023 • 21min

Global Microbiome Study Gives New View of Shared Health Risks

A global microbiome study provides new insights into the transmission of microbes among family members and those who live together, highlighting the potential influence on disease risks. Recent advancements in metagenomics tools allow for a more detailed study of microbiome transmission, including significant transmission from mother to baby. Exploring the communicable aspect of diseases, the podcast delves into the impact of specific bacterial strains, an unbalanced gut microbiome, and the interplay between genetics and the microbiome in disease development. Additionally, the podcast discusses the relationship between the use of antibiotics and antiseptics in westernized societies and the prevalence of immunological disorders.
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Aug 16, 2023 • 19min

Physicists Use Quantum Mechanics to Pull Energy out of Nothing

Physicists explore the concept of extracting energy from a vacuum through energy teleportation and entanglement. The podcast discusses the theory and research behind it, including zero-point energy in the quantum vacuum. It also explores the experiments that demonstrate the possibility of extracting energy between quantum systems. The potential applications of harvesting zero point energy and quantum energy teleportation are also discussed.
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Aug 2, 2023 • 21min

How Loneliness Reshapes the Brain

Feelings of loneliness prompt changes in the brain that further isolate people from social contact. Read more at QuantaMagazine.org. Music is “Slow Burn” by Kevin MacLeod.
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Jul 19, 2023 • 20min

Gene Expression in Neurons Solves a Brain Evolution Puzzle

The neocortex of our brain is the seat of our intellect. New data suggests that mammals created it with new types of cells that they developed only after their evolutionary split from reptiles. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.
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Jul 5, 2023 • 21min

Machines Learn Better if We Teach Them the Basics

A wave of research improves reinforcement learning algorithms by pre-training them as if they were human. Read more at QuantaMagazine.org. Music is “Quasi Motion” by Kevin MacLeod.
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7 snips
Jun 21, 2023 • 22min

The Cause of Depression Is Probably Not What You Think

Depression has often been blamed on low levels of serotonin in the brain. That answer is insufficient, but alternatives are coming into view and changing our understanding of the disease. Read more at QuantaMagazine.org. Music is “Redwood Trail” by Audionautix.
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5 snips
Jun 7, 2023 • 18min

Ants Live 10 Times Longer by Altering Their Insulin Responses

Queen ants live far longer than genetically identical workers. Researchers are learning what their longevity secrets could mean for aging in other species. Read more at QuantaMagazine.org. Music is “Good Times” by Patrick Patrikios.
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4 snips
May 24, 2023 • 14min

How the Brain Distinguishes Memories From Perceptions

The neural representations of a perceived image and the memory of it are almost the same. New work shows how and why they are different. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.
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May 10, 2023 • 41min

What Causes Alzheimer's? Scientists Are Rethinking the Answer. (Pt 2)

If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is? Researchers investigating alternative possibilities have faced resistance from the biomedical establishment for decades, but intriguing theories about the role of defects in protein processing and the immune system have emerged. (Part 2 of two episodes.)
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Apr 26, 2023 • 34min

What Causes Alzheimer's? Scientists Are Rethinking the Answer. (Pt. 1)

After decades in the shadow of the reigning model for Alzheimer’s disease, alternative explanations are finally getting the attention they deserve. Read more at QuantaMagazine.org. Music is “Redwood Trail” by Audionautix.

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