February 15

This Day in History

1955

First Synthetic Diamond

On this day in 1955, General Electric introduced the first reproducible, verifiable, witnessed synthetic diamond ever to be created. The synthetic diamond was a breakthrough in chemistry and … (more...)

1942

Singapore falls to Japan

In one of the greatest defeats in British military history, Britain's supposedly impregnable Singapore fortress surrenders to Japanese forces during World War II. Singapore, located off the Malay … (more...)

399

Socrates Sentenced to Death

On this day in 399 BC, Socrates was sentenced to death in Athens. The Ancient Greek philosopher was executed for the difficult-to-define crimes of "refusing to recognise the gods recognised by the … (more...)