Hundreds of thousands of federal workers are on edge as the Senate struggles to reach a deal ahead of Friday night's looming ...

The possibility of a government shutdown means many federally funded national parks, monuments and attractions might be ...

The first direct visual evidence of the supermassive black hole in the centre of Messier 87 and its shadow. Event Horizon ...

The Forrestal Building’s form is impeding its function as home of the Energy Department. Victoria Coates, a vice president of ...

Washington — A fossil of a partial face from a human ancestor is the oldest in western Europe, archaeologists reported ...

A Louisiana woman has been indicted on multiple charges after allegedly carrying out an unprovoked knife attack on a tourist ...

Demilitarized zones—from Vietnam to Korea, Cyprus and Antarctica—require tourists to look beyond what exists and to find the ...

The "Smithsonian at the Gap" begins a six-week run at the Buffalo Gap Historic Village, complete with speakers and exhibits.

Spend a long weekend in our nation’s diverse, dazzling capital, with food from across the globe and free world-class museums.

U.S. presidents have used autopens since Thomas Jefferson; the first to use an autopen to sign a law was Barack Obama.