A new study dramatically changes the conversation.

The findings were detailed in a January 8studypublished in theZoological Journal of the Linnean Society.

The paleontologists uncovered the theory-defying fossils in present-day Wyoming in 2013.

An artist’s rendering of the Ahvaytum bahndooiveche.

An artist’s rendering of the Ahvaytum bahndooiveche.© Gabriel Ugueto

We think of dinosaurs as these giant behemoths, but they didnt start out that way.

Perhaps most shockingly, however, is the age of the fossil.

Dinosaurs first emerged during the Triassic period, around 230 million years ago.

Sue the T. rex.

The site of the discovery is within the ancestral lands of the Eastern Shoshone Tribe.

The region also yielded additional finds.

News from the future, delivered to your present.

The MareNostrum 5 supercomputer in Barcelona.

Now, scientists say it belonged to a Denisovan man.

Three Toed Dino Sketch

Artist’s rendition of dinosaurs

Gizmodo Feature Images (4)

Painting Of Prototaxites

Predator Badlands

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Alicia Witt in Urban Legend

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U.S. President Donald Trump speaks to the media during a guided tour of the John F. Kennedy Center for the Performing Arts before leading a board meeting on March 17, 2025 in Washington, DC.

Metaquest3s

Sharks

Predator Badlands

Jblflip6

Eufysolocam

Alicia Witt in Urban Legend

An image of a small disposable vape with a green case and mouth piece and visible oil in a clear container.

An image of a hand holding a black vape with a vibrant blue chamber where you can faintly see a laser.

Framework 13 Laptop 1 Hero

Samsung Odyssey 3d 6