Seven people had a famous encounter with the Flatwoods Monster. It's one of the most celebrated UFO incidents of all time.

The large canopy above the King of Hungary collapsed, killing him instantly.

An object about the size of a small car slammed into the moon.

Commodore Perry met the British in the Battle of Lake Erie.

It was a moth that had wedged itself into the machine's relays.

His death came after weeks of suffering in agony following a freak accident on his horse.

The mission was to drop two incendiary bombs in hopes of igniting a massive forest fire.

It’s the deadliest natural disaster in U.S. history.

Sometimes called Tasmanian Tigers, these odd critters were one of the largest carnivorous marsupials.

President McKinley had given away his lucky charm, a red carnation, to a little girl who asked for the souvenir.

Feeling betrayed, his last words were, “Let me go my friends. You have got me hurt enough.”

The way it ended was surprisingly anticlimactic.

It was big day for party poopers.

She seemed to emit sparks and static shocks when touched.

For four terrible days, vast swaths of London were reduced to ash.

Martha, the last of the passenger pigeons was found dead on this day in her enclosure at the Cincinnati Zoo.

The parade of shimmering lights lasted between 40 and 60 seconds.

He just wanted to be remembered as a man who “kept doing his job.”

A Swedish engineer filed a patent application for one of the most important safety devices of all time.

The most powerful solar storm in recorded history started on this day, causing all kinds of weird issues.