Feeling isolated in her new job as a particle accelerator operator at Fermilab, Cindy Joe finds comfort in the friendship of her unconventional pet, and actor Gail Thomas is invited to take part in a study testing mushrooms as treatment for depression in cancer survivors.

An expert in oxytocin, the hormone released during birth, Bianca Jones Marlin is determined to have a natural birth — even as the hours of labor add up…, and Ed Pritchard inadvertently becomes a leatherback turtle midwife during his first field job.

Brittany Ross gets inspired when her high school physics teacher assigns a physics video project where she has to demonstrate a law of physics out in the real world, and nothing will get in the way of Greg Pandelis’s dreams to be a zoologist, except maybe a giant cliff.

Raul Fernandez dreamed of going to university to study engineering. When he gets to Boston University, he feels unwelcome, and Cynthia Chapple was continually underestimated by her teachers and struggled with minimizing aspects of herself to be accepted.

Therapist Susan Fee signs up herself and her daughter for a stress management research study, and while suffering from a panic attack, comedian Kenice Mobley reflects on a psychology experiment about the impact of race on comfort that she took part in.

Shawn Musgrave's seizures make him feel like he's experiencing deja vu, and Shane Mauss’ bipolar disorder causes him to lose his sense of reality.

Witnessing mistakes health care professionals made after her dad has a stroke, Jenn Kamara vows never to work in medicine, and for Theresa Ball, it seems like everything in life is keeping her from her dream of becoming a nurse.

Comedian Amy Veltman doesn’t want to acknowledge her embarrassing gastrointestinal issues, and Mike Lambert seeks a friend’s help to pick out new glasses, but his secret body dysmorphia threatens to undo him.

Scientist Gretchen Goldman struggles to protect the data and integrity of science under the new Trump administration, and journalist Liz Landau feels the wrath of the internet when she covers a study about women and their voting preferences.

After surviving breast cancer, comedian Ophira Eisenberg hates the pink breast cancer awareness ribbon, and after the sudden death of his mom, Richard Kemeny feels numb to the world and his feelings.