Gen. Lucius D. Clay paved the way for the Interstate Highway — here’s the story of the military hero who made America’s rubber meet the road
Ralph Baer invented video games in 1967 — here’s the dramatic tale of a refugee who reimagined home entertainment
'Gargantuan' butcher-block wavy flag is a quarter-ton testament to power of patriotism, land of opportunity
Robert Cornelius snapped the world's first-known selfie nearly 200 years ago — proving human vanity moves as fast as technology