Gravity and Black Holes \n\n
More Kip Thorne. Wormholes. Detecting gravitational anomalies.
\n\n Time Dilation \n\nEinstein. Train rides. Relativity. Frames of reference. Frame dragging. Time as an expendable resource.
\n\n Crazy Planetary Adventures \n\nWater planet is the stuff of Christopher\u2019s nightmares.\xa0 Frozen clouds!
\n\n So Many Dimensions \n\nAbstraction of extra dimensions into fewer. Tesseracts. Carl Sagan\u2019s genius powers of explanation.
\n\n Time Travel Paradoxes \n\nPredestination paradox? Self-consistent single timelines.
\n\n Love \n\nMultidimensional beings and the power of love. Social utility and bonding, etc.
\n\n Space Settlement \n\nO\u2019Niell cylinders. Another call-in from Liam Ginty of Voices From L5.
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