Scientists have mapped how Earth’s deepest mantle is being deformed—and the results point to long-lost tectonic plates buried ...

Eastern Africa's Turkana Rift is both a hotbed for fossil discoveries of our earliest ancestors and a literal hotbed of ...

Pakistan on Friday slapped reciprocal travel restrictions on U.S. diplomats stationed in Pakistani cities, a tit-for-tat move that is likely to put further strain on ...