Senior strategic analyst Gen. Jack Keane (Ret.) discusses Israeli Prime Minister Netanyahu's threat to resume fighting if a ...

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

Drought conditions across Montana have prompted the officials to limit fishing on rivers throughout the state.

A tsunami warning has been issued for south Alaska after a 7.3-magnitude earthquake struck on Wednesday. Follow Newsweek's live blog.

Earth’s continents may look fixed on a globe, but they’ve been drifting, splitting and reforming over billions of years – and ...

Gigantic hidden fortresses discovered 1,800 miles underground in Earth's mantle, rewrite how the planet's interior works.

The discovery was made by researchers Georgi Georgiev and Ivelina Georgieva during an expedition near the village of ...