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Herman Affel

Born: 1893 Birthplace: Brooklyn, New York Coaxial cable—While at AT&T Bell Telephone Laboratories in 1929…

Lloyd Espenschied

Born: 1889 Birthplace: St. Louis, Missouri Coaxial cable—While at AT&T Bell Telephone Laboratories in 1929…

eugenics

(Encyclopedia) eugenicseugenicsy&oomacr;jĕnˈĭks [key], study of human genetics and of methods to improve the inherited characteristics, physical and mental, of the human race. Efforts to improve…

The Fastest Fish in the Sea

The Question: I read the list of the fastest animals on land at your site. But I was wondering what is the fastest animal in the sea might be? The Answer…

Million Dollar Bill?

The Question: Is there a million dollar bill? If so, whose picture is on it? The Answer: Sorry to disappoint you, but the largest bill ever…

Janice-Lee Romary Biography

foil fencerDied: May 31, 2007 (Klamath Falls, Oregon) Best Known as: Olympic foil fencer Former champion foil fencer known for her longevity in the sport. She…

DK Science: Rivers

RIVER’S COURSELIMESTONE CAVESFIND OUT MORERivers drain the surrounding land, carrying water that falls as rain and snow down to the sea. As rivers flow, they erode (wear away) rock,…

DK Science & Technology: Computers

WHAT IS MEMORY? WHAT IS A MICROPROCESSOR? HOW IS VIRTUAL REALITY CREATED? FIND OUT MOREAn electronic machine that uses binary code to store and process data is a computer. Binary code can represent…

Milestones in Transportation

On (and Under) the Water Most people think Robert Fulton invented the steamboat. But in fact, John Fitch, an American, built and operated a steamboat on the Delaware River in 1787, but his…

First to cross the Panama Canal

The Question: What boat was the first to cross the Panama Canal? The Answer: The first boat to cross the Panama Canal once it was opened was the S.S. Ancon,…