Parents Rarely Pass Their Politics to Their Kids, Source of Peanut Allergies Found in the Gut, and Why Stars Don’t Make the Night Sky Bright

Learn about the perception-adoption model, which says that most parents don’t pass their political ideology to their kids; how researchers found the source of peanut allergies in the human gut; and Olbers’ Paradox, which asks why the night sky is so dark if stars are so bright.