Science

1. Clifford V. Johnson

Actor | Palm Springs

Clifford V. Johnson is a scientist, writer, and science communicator. He is a Professor of Physics at the University of California, Santa Barbara. He was born in London, England. He studied undergraduate physics at Imperial College (University of London), and obtained his PhD in theoretical physics...

2. Michio Kaku

Self | Accidental Truth: UFO Revelations

Expert in science fiction, futurist, bestselling author, acclaimed on-air personality, and popularizer of theoretical physics.

Dr. Kaku has starred in science programming for television including series for Discovery, Science Channel, BBC, ABC, and History Channel. Beyond his numerous New York Times...

3. Alex Filippenko

Actor | The Universe

Alex Filippenko was born on July 25, 1958 in Oakland, California, USA. He is an actor, known for The Universe (2002), Nova (1974) and How the Universe Works (2010).

4. Laura Danly

Self | The Universe

Laura Danly is known for The Universe (2007), How the Universe Works (2010) and Strip the Cosmos (2014).

5. Neil deGrasse Tyson

Actor | Batman v Superman: Dawn of Justice

Neil deGrasse Tyson is an American astrophysicist, cosmologist, author, and science communicator.

Born and raised in New York City, Tyson became interested in astronomy at the age of nine after a visit to the Hayden Planetarium. After graduating from the Bronx High School of Science, where he was ...

6. Rob Roy Britt

Self | The Universe

Robert Roy Britt is an author and independent journalist who writes a weekly column on Medium about aging wisely. He is a former editor-in-chief of Live Science and appeared in multiple episodes of The Universe, explaining the science of our solar system. He's the author of four works of fiction, ...

7. Holly Gilbert

Self | How the Universe Works

Holly Gilbert is known for How the Universe Works (2010), Nasa Edge (2007) and Nova (1974).

8. Feryal Ozel

Self | Nova

Feryal Ozel was born on May 27, 1975 in Istanbul, Turkey. She is known for Nova (1974), The Edge of All We Know (2020) and The Universe (2007).

9. Shini Somara

Self | Massive Engineering Mistakes

10. Katie Freese

Self | How the Universe Works

11. Richard Gabriel

Self | The Bible Rules

12. Travis Taylor

Producer | Ancient Aliens

Travis Taylor is known for Ancient Aliens (2009), Beyond Skinwalker Ranch (2023) and The Secret of Skinwalker Ranch (2020).

13. Emily Zarka

Writer | Channel Zed

Emily Zarka is known for Channel Zed (2020), Monstrum (2018) and Exhumed: A History of Zombies (2020).

14. Steven M. Greer

Actor | Adventures of a Hip Hop Alien Chaser

Steven M. Greer was born on October 20, 1955 in Charlotte, North Carolina, USA. He is a producer and actor, known for Adventures of a Hip Hop Alien Chaser, The Lost Century: And How to Reclaim It (2023) and Sirius (2013).