Discover the fascinating story of penicillin, an antibiotic that revolutionized the medical world. From its humble beginnings ...

The Smithsonian’s National Museum of American History recently collected the laptop used by an IRS Criminal Investigation ...

For more than 500 years, waves of new Americans arrived by sea. In that time, the nation’s seacoasts, rivers, lakes, and ...

The American Presidency opened in November of 2000, and is a large exhibition measuring 7,500 square feet. The main entrance features the exhibition title and is adjacent to the First Ladies ...

To count revolutions of the shafts that ran machinery, engineers used counters like this one. The manufacturer, L. S. Starrett Company of Athol , Mass., called the device a speed indicator, although ...

Physical Description: wood, ash (overall material)Measurements: overall: 35 in x 2 1/2 in; 88.9 cm x 6.35 cm ...