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The History of Aviation

The history of aviation conjures up images of men running over cliffs flapping gigantic wings and dramatically crashing, but these brave men are just a part of the great story of how we learned to fly. When we think of…
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A Submarine for Europa

Many planetary scientists believe that Jupiter’s moon Europa is our solar system’s best contender to share Earth’s distinction of harboring life. Evidence gathered by the Voyager and Galileo spacecrafts suggests Europa contains a deep, possibly warm ocean of salty water…
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Biography Elisha Otis

Elisha Graves Otis BORN: August 3, 1811DIED: April 8, 1861 INVENTEDImprovement in Hoisting Mechanism (elevator safety brake) Patent No. 31, 128 In 1852 Elisha Graves Otis invented a safety brake for elevators. He called the elevator with the safety brake…
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