
Janna Levin is an American theoretical cosmologist and an associate professor of physics and astronomy at Barnard College. She earned a PhD in theoretical physics at the Massachusetts Institute of Technology in 1993, and a Bachelor of Science in astronomy and physics with a concentration in philosophy at Barnard College in 1988, where she graduated Phi Beta Kappa. Much of her work deals with looking for evidence to support the proposal that our universe might be finite in size due to its having a nontrivial topology. Other work includes black holes and chaos theory. She joined the faculty at Barnard College in January 2004 and is currently the recipient Tow Professor grant.
2026Little Miss Sun SignMovieas Herself
2025IronheartTV showThanks · 6 episodes
2022A Trip to InfinityMovieas Self
2020Einstein and Hawking: Unlocking the UniverseTV showas Self - Professor of Physics and Astronomy · 2 episodes
2019Timelapse of the Future: A Journey to the End of TimeMovieas Self - Narrator (archive sound)
2018Black Hole ApocalypseMovieas Self - Presenter
2015NOVA: The Great Math MysteryMovieas Self
2012Dara O Briain's Science ClubTV showas Herself · 1 episodes