Hear from the man who found water on Mars, the 8th grade teacher who mixes science with rap, plus use your smartphone to test your heart rate, track your sleep, and check out the gunk in your ears.
Where to Watch Water on Mars
Cast of Water on Mars
Jason CalacanisGuest Star
Lujendra OjhaGuest Star
Scott JungGuest Star
Tom McFaddenGuest Star
Bryan BurnettDirector
Take Plex everywhere
Watch free anytime, anywhere, on almost any device.
