Water on Mars
- Episode aired Oct 3, 2015
- 1h 30m
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 you... Read allHear 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.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.