On Oct. 3, 1950, three Bell Labs scientists received a patent for a "three-electrode circuit element" that would usher in the transistor age and the era of modern computing.

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

Harvard professor emeritus Everett I. Mendelsohn stands on the Great Wall of China in July 2005. Mendelsohn, known for his pioneering work studying the history of biology and the relationship between ...

If you've got kids in tow, plan on stopping by the Museum of Science & History, formerly known as the Pink Palace Museum. Housed in a flamboyant pink mansion constructed by supermarket tycoon Clarence ...

An exhibit at Philadelphia's Science History Institute looks at food science through the lens of the school lunch program. (Emma Lee/WHYY) From Philly and the Pa. suburbs to South Jersey and Delaware, ...