A Spinosaurus foot bone peeks out from red sandstone at the Moroccan dig site. The dinosaur fossil unearthed here is the most complete Cretaceous theropod ever found in North Africa. Described ...

An Iran Deal in Two Weeks? Hard to Achieve, Even if Trump Really Wants One. Negotiating with Tehran is time-consuming, and it’s unclear whether President Trump’s 14-day clock is more than a ...

Abundant fossil bones, teeth, trackways, and other hard evidence have revealed that Earth was the domain of the dinosaurs for at least 230 million years. But so far, not a single trace of dinosaur ...