South America is a massive continent with wildly diverse terrain and ecosystems. Exploring it on foot is wondrous, but can be ...

Paleontologists may have discovered when plant-eating dinosaurs evolved their long necks after a new species of sauropodomorph was found in Argentina. The fossils of the new dinosaur species, named ...

AUSTIN, Texas - There were moments early in the U.S. men's national team's friendly against Ecuador on Friday night that made you wonder "what if?" What if Christian Pulisic was 90-minutes fit, ...