Written By: Ben Cosgrove When Muhammad Ali floored Sonny Liston in their title-bout rematch in Lewiston, Maine, on May 25, 1965, a legend…

The Olympics are intended to be a celebration of global unity. But when the American sprinters Tommie Smith and John Carlos ascended the…

Few outside South Africa paid much attention to apartheid before June 16, 1976, when several thousand Soweto students set out to protest the…

When a horse trots or gallops, does it ever become fully airborne? This was the question photographer Eadweard Muybridge set out to answer…

Abraham Lincoln was a little-known one-term Illinois Congressman with national aspirations when he arrived in New York City in February 1860 to speak…

Moments before American photojournalist Chris Hondros took this picture of Samar Hassan, the little girl was in the backseat of her family’s car…

Senkwekwe the silverback mountain gorilla weighed at least 500 pounds when his carcass was strapped to a makeshift stretcher, and it took more…

Late 19th-century New York City was a magnet for the world’s immigrants, and the vast majority of them found not streets paved with…

Before Harold Edgerton rigged a milk dropper next to a timer and a camera of his own invention, it was virtually impossible to…

Seven billion human beings take up a certain amount of space, which is one reason why wilderness—true, untouched wilderness—is fast dwindling around the…

As the 15th child of black Kansas sharecroppers, Gordon Parks knew poverty. But he didn’t experience virulent racism until he arrived in Washington…

Since the arrival of European settlers, there have been competing ideas about deforestation . The Victorian government has, at times, promoted policies that…