The Republicans used to favor big government, while Democrats were committed to curbing federal power. So how did the parties switch stances?
Ötzi the Iceman, a 5,300-year-old man whose mummified remains were dug out of an Italian glacier in the Alps, has fascinated the public since his discovery in 1991.
The Knights Templar was a Christian military order created to defend the conquered Holy Land.
Matter makes up you, me and everything else that takes up space in the universe.