Smithsonian

Ales Hrdlicka and the Origin of the Americans

Ales Hrdlicka and the Origin of the Americans

On March 29, 1869, Czech anthropologist Ales Hrdlicka was born. Hrdlicka is known for his studies of Neanderthal man and his theory of the migration of American Indians from Asia. He was the one of the first scientists to argue the Americans originated in Asia and came across the Bering Strait, and participated in numerous archeological expeditions which contributed a great amount of information and physical evidence. “While the anthropologist is thus…
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Samuel Pierpont Langley and his Aviation Work

Samuel Pierpont Langley and his Aviation Work

On February 27, 1906, American astronomer, physicist, inventor of the bolometer and pioneer of aviation Samuel Pierpont Langley passed away. Langley attempted to make a working piloted heavier-than-air aircraft. His models flew, but his two attempts at piloted flight were not successful. Samuel Pierpont Langley was born in 1834 in Roxbury. He started his education at the Boston Latin School and was interested in astronomy immediately. His brother helped him to build instruments and…
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The Hayden Geological Survey and the Yellowstone National Park

The Hayden Geological Survey and the Yellowstone National Park

On June 11, 1871, the Hayden Geological Survey of 1871 led by geologist Ferdinand Vandeveer Hayden began, which explored the region of northwestern Wyoming that later became Yellowstone National Park in 1872. Ferdinand Vandeveer Hayden graduated from the Albany Medical College in 1853. There he got to know the state geologist of New York, who highly influenced him to join in an exploration of Nebraska Territory, with Fielding Meek in order to study…
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