Young Democrats launch primary challenges against senior incumbents in Congress, arguing that the party has an "inability to ...

On Tonga's Tongatapu island, Maka Lahi, a massive coral boulder, stands as evidence of a 15th-century megatsunami. This 1,200 ...

A groundbreaking geological study, unveiled during the latestAmerican Geophysical Union (AGU) conference, is stirring up the ...