A Chicago fossil of Archaeopteryx uncovers unknown features, supporting theories of bird evolution from dinosaurs and ...

Significantly, the Chicago specimen is the first known Archaeopteryx fossil to preserve tertials — the flight feathers ...

In 1861, scientists discovered Archaeopteryx, a dinosaur with feathers, in 150-million-year-old limestones in Solnhofen, ...

Most modern birds solved this issue by evolving shorter appendages to accompany their tertial feathers. But even though ...

Key to the first bird’s flight was likely a set of never-before-seen feathers, called tertials, found on the upper arm of the ...

A new analysis of a pigeon-sized Archaeopteryx fossil in the collection of the Field Museum in Chicago is revealing an array ...

Recently, a joint Chinese-American research team led by Dr. HU Han from the Institute of Vertebrate Paleontology and ...

Recently, a joint Chinese–American research team led by Dr. HU Han from the Institute of Vertebrate Paleontology and ...

Archaeopteryx is the fossil that proved Darwin right. It's the oldest known fossil bird, and it helps show that all birds— ...

By Asher Elbein In 1861, scientists discovered Archaeopteryx, a dinosaur with feathers, in 150-million ... a key piece of evidence for the theory of evolution, as well as for the fact that birds ...

This undated handout photo shows two images together with an interpretive line drawing of the Chicago Archaeopteryx, a ...

A remarkable Archaeopteryx fossil, the most complete ever found, is revealing secrets of early flight. Discovered in Germany ...