Modern Wisdom #808 - Dr David Kipping - Black Holes, Alien Civilisations & How The World Ends
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Jul 11, 2024 
Dr. David Kipping, an esteemed astronomer and professor at Columbia University, shares his deep insights into the mysteries of the universe. He explores the captivating idea of intelligent life existing beyond Earth, and discusses the mind-bending implications of black holes and the nature of time. Kipping also unravels the complexities behind the moon's creation and the challenges of communicating through quantum entanglement. With a mix of humor and philosophical questions, he prompts listeners to contemplate humanity's future in a vast, cosmic landscape.
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Kipping's Childhood Theory
- David Kipping recalls writing a physics theory at age 11 and giving it to his teacher.
- It explored how observers at different speeds perceive time differently, similar to relativity.
Quantum Entanglement and Communication
- Quantum entanglement doesn't allow faster-than-light communication because manipulating one particle doesn't affect its entangled partner.
- Measuring collapses the entanglement, making communication impossible.
Speed of Gravity
- Gravity moves at the speed of light, a key aspect of general relativity.
- If the Sun vanished, we wouldn't notice for eight minutes.
