Daniel Engber risks derailing his PhD by constant daydreaming, until his neuroscience research gives him a idea that will revolutionize the NBA, and doomed to be the waterboy after tearing his ACL, engineering student Baratunde Cola is determined to make it back to his college's football team.

With her truck stuck in the mud in the Serengeti, Aerin Jacob learns three important lessons, and at four years old, Daniel Miller became one of the youngest people in the state of Texas ever to testify in court -- against his own mother, for sexual assault. As an adult, he struggles for stability, but finds hope in physics.

While everyone around Anthony is impressed with his plant PhD research, he isn’t sure if he actually knows what he’s doing, and scientist Jessica Brinkworth turns to gardening in the midst of a burnout.

With the looming possibility of a double mastectomy, Connie Henderson considers her options for reconstruction and, growing up Dhruti Shah struggles to accept her dark body hair.

A college course forces John Rennie to confront a furious rat, and himself, and as a kid, comedian Gastor Almonte seeks answers about some of the scientific terms he hears around school.