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2min chapter
AMA | February 2023
Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas
The CMB Information Loss Paradox - Is There a Dipole Temperature Anisotropy in the Cosmic Microwave Background?
The temperature of the cosmic microwave background is roughly 2.7 Kelvin in all directions. Even though we're not moving at relativistic speeds with respect to the microwave background, there is a dipole temperature anisotropy that tells us how fast we're moving through space. Faisal Siddiqui: I still do not understand how the book burning in a bonfire case is different than throwing a book in a black hole.
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