Scientists have unveiled a new dog-sized dinosaur species, Enigmacursor mollyborthwickae, that lived 150 million years ago in the U.S., alongside iconic dinosaurs like the stegosaurus. With unique features and a lightweight build, this herbivore showcases the diversity of ancient ecosystems.
A stunning new Archaeopteryx fossil reveals specialized wing feathers crucial for flight, giving scientists fresh insights into how the first birds took to the skies 150 million years ago.
