Science Friday

What does heredity actually mean? Carl Zimmer finds out in his book 'She Has Her Mother's Laugh: The Powers, Perversions, and Potential of Heredity.'

This summer, we’re remembering the late Stephen Hawking and diving into his landmark work on black holes, the Big Bang, and the nature of the universe.

Scientists grew plants under prehistoric atmospheric conditions to see how much nutrition sauropods would have received from their vegetarian diets.