The new species, named after the electro funk band Chromeo, helps explain the larger story of why only one small group of dinosaurs survived the extinction. A fossil rarely reveals an animal’s entire ...

A fossil skull from Spain reveals Gorgonavis alcyone, a 125-million-year-old bird that expands the known range of early ...

The identification of part of the fossilized remains of a so-called "terror bird" species in South America has given researchers new insight into the apex predators ...

Scientists with the Field Museum of Chicago have discovered that a pigeon-sized Archaeopteryx fossil in its collection displays an array of features previously unknown when it comes to the earliest ...

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In Colombia, a fossil-collecting rancher has found a giant, flightless killer from 13 million years ago — and a missing link to the region’s evolutionary history. César Perdomo, a rancher and fossil ...

Birds descended from the dinosaurs, but researchers have known relatively little about how the bird's brain took shape. An 80 million-year-old bird fossil that sheds light on that mystery. The birds ...

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Navaornis hestiae (center) documents a previously unknown intermediate stage in the evolution of the central nervous system between the earliest birds (like Archaeopteryx on the left) and living birds ...

The unlucky fossil bird, preserved with over 800 tiny rocks in its throat (visible as the gray mass next to the left of its neck bones). A fossil only tells part of the story. When an animal’s body is ...