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S26E133 Premium: Echoes of Theia: Unearthing Earth's Ancient Collision and Cosmic Discoveries
"The Space News Podcast":1. **Ancient Planet Remains Hidden in Earth's Mantle?**- A discovery from the 1980s comes back into the spotlight with a study in Nature suggesting that two continent-sized blobs deep within Earth's mantle could be remnants of Theia, an ancient planet whose collision with Earth is believed to have formed the Moon about 4.5 billion years ago.2. **NASA's Lucy Spacecraft Unveils a Binary Asteroid**- In a groundbreaking first encounter, NASA's Lucy spacecraft flew past the small main belt asteroid 152830 Dinkinesh and discovered it's not alone – it's a binary system, with two objects orbiting each other.3. **Venus's Earth-Like Tectonic Past**- Venus might have had a more Earth-like past than we thought, with new findings suggesting it experienced plate tectonic movements billions of years ago, hinting at a potentially habitable history.4. **The Science Report Highlights**- A new study links cell phone usage to decreased semen quality, raising concerns about electromagnetic radiation's effects on male fertility.- Marine heatwaves could have more severe impacts on marine life in the ocean's depths, underscoring the urgency of protecting these ecosystems.- The 2022 eruption of Hunga-Tonga Hunga-Ha'apai had a significant environmental impact, depleting the ozone layer by 5%.- A skeptical take on the latest Bigfoot sighting claims, offering a critical perspective on these ongoing legends.Stay tuned to "The Space News Podcast" for more updates and in-depth analysis of these cosmic stories.