On a warm summer night, when everything else grows quiet, the air begins to buzz with a steady rhythm. Crickets chirp from the bushes, from tree branc.

Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate ...

A conserved glucagon signaling pathway links high-fat diet-induced metabolic imbalance to cardiac arrhythmia through hormone-producing cells and heart-innervating neurons that regulate rhythmicity.