Cold water weighs more than hot water.
93
The only letter not appearing on the Periodic Table is the letter "J".
180
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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
The sun is 330,330 times larger than the earth.
75
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17