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Orville Wright

Born: 1871Birthplace: Dayton, Ohio Flying machine—The Wright brothers achieved the first powered, sustained and controlled flight of a heavier than air machine at Kitty Hawk, North Carolina in 1903…

Wilbur Wright

Born: 1867Birthplace: Millville, Ind. Flying machine—The Wright brothers achieved the first powered, sustained and controlled flight of a heavier than air machine at Kitty Hawk, North Carolina in…

Louis Marius Moyroud

Born: 1914Birthplace: Moirans, France Photo composing machine—Moyroud and Higonnet developed the first practical phototypesetting machine, the Lumitype—later known as the Photon—which was first…

John Gibbon

Born: 1903 Heart-Lung Machine. Gibbon's development of the heart-lung machine made possible the first successful open-heart operation in 1953. Improved versions allow surgeons today to perform…

DK Science: Pressure

AIR PRESSUREWATER PRESSUREFIND OUT MOREWhen you press or push something, the force you apply is called pressure. Pressure is measured as the force you use divided by the area over which you use…

When Music and Politics Collide

From Verdi to Pussy Riot, musicians use their lyrics and music as a vehicle to express their political views. by Jennie Wood Pussy…

John T. Parsons

Born: 1913Birthplace: Detroit, Mich. Numerical control of machine tools—Parsons built a milling machine which was fed data to automatically activate servo-mechanisms to perform automatic contour…

Jacob Rabinow

Born: 1910 Optical Character Recognition (OCR). Rabinow invented a process that allowed machine scanners to determine which letters or numbers were printed on a page. Over the years he crafted a…

Rene Alphonse Higonnet

Born: 1902Birthplace: Valence, France Photo composing machine—Moyroud and Higonnet developed the first practical phototypesetting machine, the Lumitype—later known as the Photon—which was first…

The Supreme Court: Election Machinery That Works

Election Machinery That WorksThe Supreme CourtElecting Our LeadersElection Machinery That WorksRemapping DistrictsPaying for CampaignsGetting the Word OutSwitching Parties Most of us watched…