The oldest human genetic data ever recovered could shed light on the evolution of our ancestors and clarify the branches of the human family tree.

Beneath their slick skin, some frog skulls sport spines, spikes, and other skeletal secrets called hyperossification.

"We determined that SARS-CoV-2 originated through natural processes by comparing the genetic sequences and protein structures of other coronaviruses to those of new virus..."

"We think we have found the building blocks of life—the Lego set that led, ultimately, to the evolution of cells, animals, and plants."

"We think we have found the building blocks of life—the Lego set that led, ultimately, to the evolution of cells, animals, and plants."

The genome of the hornwort, one of the first plants to colonize land, may offer a way to grow crops more efficiently with less synthetic fertilizer.

City lizards can handle heat, research finds. "It's kind of like a hidden superpower that only presents itself in the right environment."

A new study of big-headed turtle ands shows "the space that evolution has to play with is actually quite a bit larger than previously thought."

Early Earth 3.2 billion years ago was a world of vast oceans and submerged continents. The new findings could have implications for the origins of life.

Roundup, one of the world's most popular weed killers, can make ecosystems more vulnerable to pollution and climate change.