Science Weekly

Scott Sheppard, an astronomer at the Carnegie Institution for Science, dives deep into the cosmic mysteries of our solar system. He discusses the controversial demotion of Pluto and what defines a planet. The conversation heats up with the exploration of strange celestial orbits, hinting at the elusive Planet Nine. With the newly launched Vera C Rubin Observatory, Scott reveals hopes that it might finally solve the mystery of what lies beyond Neptune. This exciting technology could reshape our understanding of planetary science forever.

Nik Money, a mycologist at Miami University and author of 'Moulds, Mushrooms and Medicines,' shares insights on the booming market for medicinal mushroom products. He discusses the hype surrounding mushrooms like lion's mane and reishi, exploring their potential health benefits from mental well-being to energy boosts. However, Money emphasizes the lack of solid scientific evidence backing these claims and highlights the need for more rigorous research. He also humorously recounts his own experience with mushroom products, shedding light on their appeal as alternative health solutions.

Jillian Ambrose, The Guardian's energy correspondent specializing in energy policy and the UK's nuclear sector, joins to discuss the UK's substantial investments in nuclear, particularly the Sizewell C power plant. They delve into the financial journey and challenges faced in its development, including past funding issues. The conversation also addresses nuclear's role in balancing energy needs against renewables for a net-zero future, alongside the complexities of nuclear waste management and the implications of rising energy demands influenced by AI.

Eduardo Neves, an archaeologist and professor at the University of Sao Paulo, shares his groundbreaking insights on the Amazon's rich history shaped by indigenous peoples. The discussion reveals how recent archaeological findings challenge the view of the Amazon as an uninhabited wilderness. Neves advocates for the integration of indigenous knowledge in conservation strategies, emphasizing its importance in understanding the rainforest's ecology. He also highlights the urgency of addressing threats like climate change and deforestation for the region's future.

Discover the enchanting bioluminescent wonders of the Amazon through a nighttime journey led by a mycology expert. Explore the hidden economic costs of deforestation and the urgent need for sustainable models that prioritize biodiversity. Learn how indigenous food cultures are being empowered through modern technology. Hear first-hand accounts of community challenges posed by environmental changes, particularly the impact of the Belo Monchi Dam. This exploration dives deep into the intersection of culture, conservation, and ecological economics.

Explore the sensory richness of the Amazon rainforest and its breathtaking beauty. Dive into the critical environmental roles this ecosystem plays in climate stabilization and local water systems. Uncover the alarming rates of deforestation driven by cattle ranching and historical exploitation. Challenge common myths about development and discover sustainable alternatives that could protect this vital region. Join the conversation on the urgent need to act before it's too late for the Amazon.

Dive into the mysterious disappearance of journalist Dom Phillips and indigenous defender Bruno Pereira in the perilous Amazon jungle. The lush backdrop sets the stage as locals prepare to uncover the truth. Listen as search efforts unfold, highlighting the dangers in the Javari Valley and the issues faced by indigenous communities. This captivating investigation reveals both the physical and emotional challenges of seeking answers in one of the world's most enigmatic environments.

In this engaging discussion, Tim Smyth, a Professor at the Plymouth Marine Laboratory, unveils alarming findings about the ocean's darkening trend. He explains how fading light in the photic zone, home to 90% of marine life, threatens delicate ecosystems and vital biological processes. The podcast highlights the impact of this phenomenon on essential migrations, particularly of copepods, which play a crucial role in ocean health. With satellite imaging revealing significant reductions in ocean clarity, Smyth urges listeners to consider the implications for marine species and their habitats.

Jaap de Roode, a biology professor at Emory University and author of 'Doctors by Nature', dives into the remarkable world of animal medicine. He shares how monarch butterflies utilize toxic milkweeds for self-medication. The discussion reveals how wood ants and cats instinctively use natural substances for healing. De Roode also highlights fascinating co-evolution between caterpillars and parasites, as well as the self-healing practices of bears and domesticated animals. His insights illustrate the deep connections between animal behavior and human medicine.

Dr. James Kinross, a colorectal surgeon and author of Dark Matter, shares his expertise on gut health and the microbiome. He dives into factors beyond antibiotics that can harm our gut microbes, such as stress and sleep disturbances. Kinross discusses the complex relationship between alcohol and gut health, weighing its benefits and risks. He also compares probiotics from whole foods versus supplements, offering dietary tips to keep your microbiome thriving. A must-listen for anyone interested in nurturing their gut!