Bioethicist Elizabeth Yuko uses her science training to report a sexual assault, and engineer Selam Gano returns to her father’s village in Ethiopia for a water project.

Science communicator Brian Mackenwells tries to smuggle something onto the vomit comet, and comedian Jess Thom learns the best way to explain her Tourette's to someone new. 

Journalist Erika Check Hayden travels to Sierra Leone to report on Ebola, and psychologist Ali Mattu suffers from paralyzing social anxiety as a child.

Though Adam Becker loved science as a kid, he struggled in school -- until he met first-grade teacher Mrs. Brown.

When biologist Mary Ann Allen gets a chance to study Down syndrome, the disorder her dear childhood friend had, she jumps at the chance, but the results aren't what she expected.

When geneticist and science communicator Emily Grossman is invited to discuss women in science on TV, she doesn't know she'll be debating a legendary Internet bully.

When Amanda Buch's beloved father is diagnosed with Parkinson's disease, it sparks a passion in her for neuroscience.

Chemist Matt Hartings is excited -- and a little frantic -- when he receives an unexpected invitation to talk about the science of bacon on The Today Show.

Italian neuroscientist Chiara Mariottini struggles to fit in when she moves to New York City.