On July 19, 1952, air traffic controllers in Washington, D.C., sighted UFOs flying over the White House and U.S. Capitol. More would appear a week later, but all were dismissed…

MOVIES: Who was the only actress to appear in the 1961 and 2021 film versions of "West Side Story"?

Toy Story 5 takes the top box office spot while Disclosure Day takes number two.

Did you know the Eiffel Tower gets taller in summer? When temperatures rise, the iron structure expands, making the tower grow by as much as 6 inches.

On July 6, 1900, Warren Earp, youngest of the famous gunfighting Earp brothers, was murdered at the Headquarters Saloon in Willcox, Arizona, by John Boyett.

MOVIES: What is the building whose steps Rocky Balboa climbs triumphantly in the movie "Rocky"?

In 1867, on Coney Island, New York, an immigrant named Charles Feltman invented the first "hot dog bun," enabling beachgoers to enjoy his "Frankfurter" sausages without needing plates…

According to practitioners, shiatsu massages should always be given with the recipient lying on the floor rather than on a table or chair.

On June 30, 1908, a fiery explosion flattened 800 square miles of forest in Siberia's Tunguska region, believed to have been caused by an asteroid or comet.

In one of his occasional efforts to improve public relations, Chicago gangster Al Capone opened a soup kitchen during the Great Depression.

YouTube was created in early 2005 in San Mateo, California, by three friends named Chad Hurley, Steve Chen, and Jawed Karim. The very first YouTube video was uploaded on April 23, 2005…

GENERAL KNOWLEDGE: Which three signs of the Zodiac are considered to be Earth signs?

On June 24, 1374, a "dancing plague" swept through Germany, causing medieval villagers to writhe and whirl uncontrollably and leaving many people in a state of exhausted collapse…

Mozart's sister Maria Anna was a talented pianist in her own right, but after she reached marriageable age, she was not allowed to perform in public.

The species Turritopsis Dohrnii, now known as the immortal jellyfish, was first described in 1883. One hundred years later, researchers learned that if they grew…

MOVIES: What is the song playing when the lead characters dance the twist in "Pulp Fiction"?

On June 15, 1667, French physician Jean-Baptiste Denis performed the first blood transfusion, on a feverish boy, but with lamb rather than human blood.

Police officers in Thailand can be forced to wear Hello Kitty armbands as punishment for transgressions such as illegal parking or arriving late to work.

Bananas are radioactive — yes, really! They contain potassium, and a small fraction of it is naturally radioactive. But relax: You'd have to eat about 100 bananas in a single day…

TELEVISION: What are the names of the three girls in the animated series "Powerpuff Girls"?