1) The film "Gone with the Wind" won eight Academy Awards, including Best Picture, and remains one of the highest-grossing films of all time when adjusted for inflation.

2) The process of nuclear fusion powers the sun and other stars, fusing hydrogen atoms together to form helium and releasing vast amounts of energy in the process.

3) The Earth's core is primarily composed of iron and nickel and is as hot as the surface of the sun.

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