April 27

This Day in History

1981

Computer Mouse Debuts

On this day in 1981, the first computer mouse for use with a personal computer makes its first appearance with the Xerox Star workstation. A mouse is a hand-operated electronic device that controls … (more...)

1810

Beethoven Composes Für Elise

Ludwig van Beethoven, widely acknowledged as one of the greatest composers of all time, is thought to have completed his masterpiece “Für Elise” on this day in 1810. Ludwig van Beethoven was born on … (more...)

1521

Magellan killed in the Philippines

After traveling three-quarters of the way around the globe, Portuguese navigator Ferdinand Magellan is killed during a tribal skirmish on Mactan Island. Magellan was helping a local chief conquer a … (more...)