Heather Abbott-Lyon and her husband, both chemists, try to balance their love and science, and Tracey Segarra must choose her newborn daughter's surgeon.

Neuroscientist Devon Collins encounters racism in academia, and OB-GYN Veronica Ades struggles to save a pregnant woman's life in South Sudan.

An unfortunate diagnosis sabotages Lindzi Wessel's new relationship, and marine biologist Skylar Bayer and first mate Thom Young fall in love aboard a boat.

Biologist Nadia Singh doesn’t want children, but her husband issues an ultimatum, and Kinari Webb’s philosophy as a scientist is shaped by her experience of the Berlin Wall.

As a schoolteacher, Jeff Braden gets a strange phone call from a renowned chimpanzee expert, and biologist Latasha Wright must confront her fear of open water when invited to visit a coral reef.