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On January 24, 1925, Connecticut residents witnessed a full solar eclipse.
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Designers of the Van Vleck Observatory overcame numerous environmental and geographical challenges to help Wesleyan University make an impact on the world’s understanding of the universe.
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Benjamin Silliman published the first American study of a meteor—having acquired access to one that fell near the town of Weston.
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In the 18th and 19th centuries, the transit was an important opportunity for scientists to calculate the distance between the earth and the sun—the basis for the astronomical unit.
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On November 18, 1820, Nathaniel Brown Palmer of Stonington, Connecticut, discovered the mainland of Antarctica, one of the seven continents.
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How a farmer’s son became the Father of Submarine Warfare during the American Revolution.
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For nearly 30 years the Connecticut Yankee Atomic Power Company operated a nuclear power plant in Haddam Neck, Connecticut.
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A Westport physician named Morton Biskind became one of the first to warn the world about the dangers of DDT. His work ultimately helped inspire the writings of Rachel Carson.
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Some 200 million years ago, carnivorous dinosaurs roamed Rocky Hill leaving the three-toed tracks that would become our state fossil.
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In 1744 Thomas Clap, Rector and Yale College president for 26 years (1740-1766), constructed the first orrery, or planetarium, in the American colonies.
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On May 7, 1909, Edwin Herbert Land, founder of the Polaroid Corporation, was born in Bridgeport, Connecticut.
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Yale’s first professor of chemistry, Benjamin Silliman, was also the first American to produce soda water in bulk.
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Connecticut has a complex and compelling geologic legacy with substantial mineral riches, including pegmatite that has historically been a boon to industry.
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An entrepreneur’s design for a lighter-than-air vehicle takes flight in the late 1800s and inspires a new state industry.
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Edward Alexander Bouchet was a physicist who was among Yale’s first African American students, and reportedly became the first African American in the United States to earn a PhD.
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Connecticut has experienced thousands of earthquakes since European settled the area, the most active site being the village of Moodus in East Haddam.
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Credited with discovering the moons orbiting the planet Mars, Asaph Hall became an international science celebrity in the 19th century.
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John Henry Von der Wall, a life-long resident of Bolton, took part in Rear Admiral Richard E. Byrd’s famed expeditions to the South Polar regions.
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No matter his field of endeavor—from automotive design to wireless radio—this multitalented creator had a hand in key developments of the early 1900s.
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In 1828, Jesse Olney published A Practical System of Modern Geography, which revolutionized the way the subject was taught in schools during the 19th century.
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On August 23, 1966, hundreds of dinosaur tracks were uncovered in Rocky Hill by a bulldozer operator.
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On March 18, 1899, America’s first professor of paleontology, Othniel Charles Marsh, died at his home in New Haven.
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In 1968 the prospect of nuclear power energized those hoping to find an alternative to coal, oil, and other fossil fuels.
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On December 14, 1807, a meteoroid exploded over Fairfield County and a 30-pound specimen was put on exhibit at a Weston town meeting.
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On November 21, 1785, physician and physiologist William Beaumont was born in Lebanon.
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Hiram Bingham III was a distinguished scholar and public servant attached to a line of the Bingham family that has lived in Salem, Connecticut, for generations.
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This Suffield native’s work in “New Connecticut” and other Western territories reveals how the new nation took stock of its expanding borders.
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Daring flights and first-of-a-kind inventions mark the state’s 200-plus-year history of taking to the skies.
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On August 13, 1913, workmen unearthed the skeleton of a mastodon, in Farmington, while digging a trench on Alfred A. Pope’s farm and country estate, Hill-Stead.
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On July 28, 1996, ornithologist and artist Roger Tory Peterson died in Old Lyme.
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Despite his struggles with mental illness, Joseph Barratt was a significant contributor to the study of natural history in the Connecticut Valley.
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On April 30, 1796, Samuel Lee Jr. of Windham, Connecticut, received a Letters Patent for his composition of bilious pills.
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On March 26, 1789, William C. Redfield, the noted American meteorologist, was born in Middletown.
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Horatio Wright commanded troops in Civil War battles fought all over the country, from Virginia to Florida, and out West as far as Ohio.
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New Haven’s Josiah Willard Gibbs laid the groundwork for the development of physical chemistry as a science.
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Church bells chimed and factory whistles blew and automobiles, trains, and trolleys throughout the state came to a standstill.
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Yale medical student William Sewell Jr. built the first artificial heart (partly out of Erector Set pieces), and conducted successful bypass experiments in 1949.
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Artist, author, and influential conservationist Roger Tory Peterson pioneered the modern age of bird watching with his 1934 book, A Field Guide to the Birds.
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