In 1963, William Lewis Moore was murdered in Alabama while on a civil rights protest walk. Silence around the murder bothered one man for years, until he campaigned to put up a marker about it.

For Camille A. Brown, choreography unlocked a new way to understand her power as a dancer, and to celebrate her creative identity.

NASA engineer Nagin Cox lives on Earth but works on Mars time, where days are longer and time works differently. Her work with the rovers has entirely changed the way she thinks about time on Earth.

That's the question that researcher Inga Winkler of Columbia University asks. She shares advice on how to overcome feelings of shame and embarrassment about menstruation.