A chance walk along a rocky trail has opened a window into a world that existed long before the first dinosaurs, revealing fossilized tracks from creatures that roamed Earth roughly 280 million years ...

Paul C. Sereno is President of the Scitopia Foundation, a 501c3 organization dedicated to science education in out-of-school time, with operations and a founding facility in planning in Chicago ...

Researchers have counted 16,600 fossilized dinosaur footprints and 1,378 swim tracks at a site in Bolivia that showcase a variety of behaviors and different theropods from the Cretaceous period. When ...

Picture a baby Brachiosaurus the size of a golden retriever, hunting for food with its siblings while dodging predators that would happily eat it. Meanwhile, its parents—towering over 40 feet tall—are ...