NASA’s discovery of potential evidence of ancient life on Mars means “our galaxy could be teeming with life,” says a ...

At least one person was killed and others were injured in the capital Kyiv after Russian missiles and drones hit sites in ...

For adventurers who’ve checked off Earth’s extremes, a new frontier offers an opportunity to be part of history.

More than 500,000 federal workers are missing their first full paycheck. Now three weeks in, this is the second longest shutdown in U.S. history. Republican and Democratic lawmakers remain at a ...