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From the January 4, 1930, issue

PILTDOWN MAN EARLIEST HUMAN BEING The ape-man of Darwin was read out of man’s family tree and the dawn-man of Sussex, older than 1,250,000 years, was elevated to the position of man’s progenitor by Dr. Henry Fairfield Osborn, president of the American Museum of Natural History, New York. A new picture was painted by Dr. […]

Physics 101

From atoms and magnetism to fractals and Murphys Law, the American Physical Societys “Century of Physics” timeline provides a sweeping, colorful review of important discoveries and inventions associated with physics and technology. Visitors can move along the timeline year by year, consult an alphabetical index to find a particular topic or event, or search by […]

19013

Concerning kids’ backpacks, these are not “backpacks.”