17-51 Segment 1: Staying Calm in Stressful Times

Meditation and mindfulness could be in even more demand as civility declines and stress increases. An expert explains how it works.

elderly husband and wife using digital tablet at home

16-49 Segment 1: How Income Affects Life Expectancy

Average life expectancy in the US is increasing, but among lower income people it is not, and the lifespan gap between rich and poor is increasing.

16-03 Segment 1: Gene Editing

Scientists have developed the technology to edit single genes, which could eliminate some inherited diseases.