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This episode of Space Nuts is brought to you with the support of Antigravity A1. Experience the future of flight with the world’s first all-in-one 8K 360 drone. With intuitive controls and immersive goggles, the Antigravity A1 redefines what it means to fly. Check it out at AntigravityA1.
Frozen Frontiers: Snowball Earth, Dinosaur Origins, and Hubble Tension
In this captivating holiday episode of Space Nuts, hosts Andrew Dunkley and Professor Fred Watson embark on a journey through time and space, discussing the intriguing concept of Snowball Earth, the origins of the dinosaur-killing asteroid, and the ongoing debate surrounding the Hubble tension in cosmology.
Episode Highlights:
- Snowball Earth: Andrew and Fred explore the fascinating theory of Snowball Earth, a period when our planet was completely frozen over, and how recent geological findings in Scotland and Australia shed light on this icy epoch.
- Dinosaur-Killing Asteroid Origins: The hosts delve into the latest research pinpointing the Chicxulub impactor's origins within the asteroid belt, revealing the chemical markers that help trace its journey through the solar system.
- The Hubble Tension: A discussion on the so-called crisis in cosmology, as the hosts dissect the differing measurements of the universe's expansion rate and how new data from the James Webb Space Telescope may provide clarity.
- Listener Questions: The episode wraps up with engaging listener questions, including a fascinating inquiry about the impact of a frozen Earth on its diameter, prompting a thoughtful discussion on planetary changes over time.
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Stay curious, keep looking up, and join us next time for more stellar insights and cosmic wonders. Until then, clear skies and happy stargazing.
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