"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: Is evolution a gradual process or a punctuated one, ...

A representation of single-cell RNA sequencing data from two species of worms, C. elegans (left) and C. briggsae (right). Each point represents a single cell, arranged such that cells from the same ...

When Charles Darwin first proposed how evolution works in 1859, it seemed plausible. Tiny changes stack up over time, eventually leading a species to become something entirely different. Aside from ...

Scientists uncovered how whole-genome duplication emerges and remains stable over thousands of generations of evolution in the lab. Sometimes, the most significant scientific discoveries happen by ...