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Scientific Discoveries

The scientific advances made in the 20th century were phenomenal. It's hard to look back at the beginning of the century and realize there was a time not long ago without cars, planes, television, computers, atomic energy and weapons, space travel, and cell phones. Learn more about the invention and discovery of these and more scientific wonders.
  1. Flight (14)
  2. Space Travel (8)

Otzi the Iceman
They didn't realize it, but on September 19, 1991, two German tourists made history when they found the remains of Europe's oldest known mummy. Otzi, as the Iceman is now know, had been stuck in the ice for approximately 5,300 years. Otzi is now telling the story of what life was like in the Copper Age.

Pluto Discovered
On February 18, 1930, Clyde W. Tombaugh, an assistant at the Lowell Observatory in Flagstaff, Arizona, discovered Pluto. For decades, Pluto was considered the ninth planet of our solar system.

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