
Teens and Drug Addiction
Nora D. Volkow, M.D., is Director of the National Institute on Drug Abuse (NIDA) at the National Institutes of Health.

Interview with NASA Astronaut Dr. Michael Barratt
Physician and Astronaut Dr. Michael Barratt

Erika Wagner, Ph.D. – Blue Origin, Commercial Space Flight
Senior Director, Emerging Marlet Development at Blue Origin – Erika Wagner Ph.D.

Emily Lakdawalla from the Planetary Society
Planetary Scientist Emily Lakdawalla

Astronaut Jeff Williams LIVE from the International Space Station
NASA Astronaut Jeff Williams