Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A near complete ...

The discovery of a remarkably near-complete fossil skull of the earliest known modern bird may help settle a long-standing debate about the evolutionary history of our feathered friends. The specimen ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A peculiar fossil ...

(CNN) — A near complete skull fossil found in Antarctica has revealed the oldest known modern bird — a mallard duck-size creature related to the waterfowl that live by lakes and oceans today, a new ...

3D modeling shows how larger brains triggered changes in jaw muscles and joint mechanics that powered a flexible feeding system for modern birds. Modern birds are the living relatives of dinosaurs.

Add Yahoo as a preferred source to see more of our stories on Google. A near complete skull fossil found in Antarctica has revealed the oldest known modern bird — a mallard duck-size creature related ...