Search guests who were on the Joe Rogan Experience.

Brian Keating is a cosmologist, professor of physics at UC San Diego, host of the podcast "Into the Impossible with Brian Keating," and author of several books, including "Losing the Nobel Prize" and "Into the Impossible: Think Like a Nobel Prize Winner." www.briankeating.com

Heather Heying is an American evolutionary biologist, former professor, and author, who came to national attention following the Evergreen State College protests in 2017.