In special and general relativity, we imagine time as just another dimension of space in something called "spacetime." Unfortunately, this picture leads to questions about determinism and free will. Is that really how it works? What does the concept of spacetime actually say about the universe and about time? ________________________________ VIDEO ANNOTATIONS/CARDS The Ultimate Guide to Relativity: Could Flatland Be CURVED?! ________________________________ RELATED YOUTUBE VIDEOS PBS Space Time on Spacetime Diagrams: ________________________________ SUPPORT THE SCIENCE ASYLUM Patreon: Advanced Theoretical Physics (Paperback): Advanced Theoretical Physics (eBook): Merchandise: ________________________________ HUGE THANK YOU TO THESE PATRONS Warden of the Asylum: [Available] Asylum Counselors: Matthew O'Connor, Nikolaos Vasiloglou II Asylum Orderlies: William Morton, Fabio Manzini Einsteinium Crazies: Wacky, Eoin O'Sullivan, Ken Davis, LT Marshall, Ilya Yashin Plutonium Crazies: Al Davis, Compuart, Ellis Hall, Kevin MacLean, Randall Sylvia Platinum Crazies: Olga Cooperman, Kyle Bowles, Zein Kassim, Rick Dinning, Eugene Boone, Jon Adams, Mr. Orn Jonasar, Vittorio Monaco, Stephen Blinn, Mikayla Eckel Cifrese, Jonathan Reel ________________________________ OTHER SOURCES ~jdnorton/teaching/HPS_0410/chapters/spacetime/ ________________________________ LINKS TO COMMENTS ________________________________ IMAGE CREDITS Gravitational Lensing: Gravitational Waves: Black Hole Simulation: People: : : : : : : :