Big Mysteries: Extra Dimensions
Don Lincoln · OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 2014
The weakness of gravity compared to the other subatomic forces is a real mystery. While nobody knows the answer, one credible solution is that gravity has access to more spatial dimensions than the other three known forces. In this video, Fermilab's Dr. Don Lincoln describes this idea, with the help of some very urbane characters.