Night vision gives troops enhanced awareness and fast targeting in low-light missions. Find out how this technology works and how it's evolving.

On a night when former head coach Mike Krzyzewski was the main attraction, the program he led for more than four decades provided the show. Duke improved to 3-0 on the season with a 114-59 victory ...

The president told reporters at a news conference in Florida that the fighting is “going to be ended soon” but added that the U.S. would strike Iran harder if needed. Crowds gathered at Enghelab ...