After passing out on the NYC subway, comedian Mike Brown is forced to take a deeper look at his mental health, and Emily Yarrison survives her suicide attempt and has to ask herself a whole new set of questions.

Heather Williams trades in her physicist labcoat for motherhood, and wonders if she can return, and Mary Garcia-Cazarin discovers she's pregnant just as she is offered a prestigious science policy fellowship, and worries about whether she can't cope with both.

A parent-teacher conference leads Eugenia Duodu to question whether she can be a scientist, and At 13 years old Misha Gajewski has to undergo a jaw surgery to fix a face she is just getting used to.

In a battle over her apartment's air quality, cat foster mom Tracy Rowland discovers how to use her kitten's parasite as a weapon, and Gianmarco Soresi learns more about cats than he ever wanted to when his girlfriend adopts five.

As a sixth grader, Anna Neu decides she's going to fall in love at science camp, and at age nine, Anicca Harriot plans to study both the heart and space, but as she gets older, that plan becomes more challenging than she expected.

When conservation scientist Laura Kehoe writes about a surprising chimp behavior, the media takes it wildly out of context and the situation spirals out of control, and when The Colbert Report calls about her research, marine biologist Skylar Bayer finds an unexpected collaborator and friend in the fisherman helping her get scallops.

Overwhelmed by setbacks as she pursues her academic ambitions, Tricia Hersey discovers an unexpected solution to her stress, and evolutionary biologist Sarah Hird's first pregnancy becomes a crisis in her scientific faith when doctors warn her that there may be something severely wrong with her baby.

After moving to a brand-new school in the seventh grade, Edith Gonzalez struggles to maintain her straight-A status with a new, scary biology teacher, and when social scientist Meltem Alemdar leaves her home in Turkey to pursue her education in the US, she struggles to find her identity.

As an irresponsible 17-year-old, Brian D. Bradley volunteers to spend two days living at the bottom of the ocean for a research study, and undergrad, Beryl Kahn takes a semester at sea after a bad breakup and gets rocked by the swells of the sea -- and her emotions.

A power outage on campus leads physics student Zoya Vallari to take a stand against her university's female-only curfew, and firefighter Nick Baskerville is eager to prove himself when he arrives on the scene of his first fire.