1) The term "bull market" refers to a period of rising stock prices, while a "bear market" refers to a period of falling stock prices.

2) DNA, the building block of life, can store incredible amounts of data. It is estimated that one gram of DNA could potentially store about 215 petabytes of data.

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

4) The world's first car radio was invented in 1929.