In music, some notes ring together in beautiful harmony, while others rattle against each other. Our brains process consonance and dissonance differently, but the differences decrease as we grow older.
PAINTING A PORTRAIT Scientists are sequencing the genomes of a large swath of Icelanders to better understand the genetic underpinnings of disease.
BAD AIR Reactive molecules in air pollution, including from car exhaust, may thwart immune responses in babies’ lungs. The immune response possibly explains how bad air spurs severe infections and chronic asthma.