Storms across Afghanistan have left 77 people dead, 137 injured and 5,800 families affected. Widespread flooding, landslides and lightning strikes were triggered by heavy rain over the past 10 days — with damage to businesses, agricultural land, water wells and irrigation canals.

A mom's "snack strike" has sparked debate about whether snacks are spoiling kids' appetites.

Astronauts’ brains can change shape and shift positions in space, according to a study with implications for NASA as it plans for missions to the moon and Mars.