Sabine Hossenfelder discusses the concept of "anti-gravitation," or stuff falling up.

Explore more:

• "Frontiers of Fundamental Physics | FFP16International Symposium": In this meeting, the important problems and topics of physics were discussed by eminent physicists.
• Buy Sabine Hossenfelder's books, Existential Physics and Lost in Math .
• "Is There a Multiverse? Great Mysteries of Physics Ep 3 -- FQxI Podcast": Miriam Frankel explores the multiverse with physicists Andrew Pontzen, Katie Mack and Sabine Hossenfelder in part 3 of Great Mysteries of Physics, FQxI's podcast series produced by The Conversation