Gravitational Alternatives to Dark Energy
Physics Frontiers
English - May 16, 2018 00:00 - 46 minutes - 32.2 MB - ★★★★ - 102 ratingsPhysics Science physics gravitation quantum mechanics materials Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
Previous Episode: The Quantum Vacuum and the Casimir Effect
Jim and Randy discuss how modifications to general relativity can be used to mimic the effects of dark energy. They discuss various forms of gravitational theory that can do the job, as well as the field particles that mediate their "fifth force."
Show Notes: http://frontiers.physicsfm.com/29