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

2) The Hollywood Walk of Fame features more than 2,690 stars embedded in the sidewalk, honoring notable figures in the entertainment industry.

3) The blue whale is the largest animal to have ever existed, with an average length of about 82 feet (25 meters).

4) The concept of separation of powers, as articulated by French philosopher Montesquieu, refers to the division of government responsibilities into distinct branches, such as the executive, legislative, and judicial, to prevent concentration of power.