1) The first graphical web browser, Mosaic, was released in 1993 and played a key role in popularizing the World Wide Web.

2) The concept of gravity was famously described by Sir Isaac Newton after an apple fell on his head.

3) The comedy group Monty Python, known for their surreal and irreverent humor, has had a significant influence on comedy and entertainment.

4) The word "computer" contains three vowels: O, U, and E.