Ariel Waldman creates multidisciplinary projects that explore the world below our feet and beyond our atmosphere.

Ariel is the chair of the council for NASA's Innovative Advanced Concepts program. She previously led a five-week expedition to Antarctica to film microscopic life under the ice. Ariel produces and hosts YouTube shows, including a show about the science of sci-fi on Adam Savage’s Tested, as well as her own channel of science adventures. She is the co-author of a congressionally-requested National Academy of Sciences report on the future of human spaceflight and the author of the book What’s It Like in Space?: Stories from Astronauts Who’ve Been There. Ariel is the global director of Science Hack Day, a grassroots endeavor to prototype things with science that’s in 30 countries.