One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Scientists in Germany have developed a candy that doesn't cause cavities.
11
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Sound travels fifteen times faster through steel than through air.
134
The average temperature at 40,000 feet above sea level is -60 F.
56
The smell of freshly cut grass is actually a plant distress call.
31
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
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