1) The word "flower" contains two vowels: O and E.

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

3) The world's largest desert is the Sahara Desert in Africa, covering an area of about 3.6 million square miles (9.4 million square kilometers).

4) The New England Patriots and the Pittsburgh Steelers hold the record for the most Super Bowl wins, with six championships each.