In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Hot water can freeze faster than cold water.
181
One cubic foot of gold weighs more than 1,200 pounds!
78
Cold water weighs more than hot water.
93
Sound travels about 4 times faster in water than in air.
408
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Scientists aren't sure what color dinosaurs were.
312