A Michigan family had been using the 22-pound rock as a doorstop for the last 30 years when it occurred to them to bring it to the local university for analysis.

"It's incredible that it stayed hidden off the U.S. East Coast for so long."

See what life in Hiroshima was like just before the atomic bombing of August 6, 1945 and in the devastating aftermath, when the city was virtually flattened.

Initially sentenced to the murder of 22 victims, former policeman Mikhail Popkov has been found guilty of an additional 56.

After the nuclear meltdown in 1986, some 350,000 people evacuated what is now known as the Chernobyl exclusion zone. Most residents have never returned.

From powerful priestesses to demonic masters of the occult, the history of witches is a story of the dangers of being a woman in a male dominated world.

These incredible photographs of vintage Hollywood present us a vision of life at the height of the American cultural empire.