The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The average temperature at 40,000 feet above sea level is -60 F.
56
Your brain is 80% water.
525
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Liquid TIDE laundry detergent glows under a blacklight.
96
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5