Aluminum used to be more valuable than gold!
84
In zero gravity, a candle's flame is round and blue.
16
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Scientists aren't sure what color dinosaurs were.
312
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The average temperature at 40,000 feet above sea level is -60 F.
56