The bark of an older redwood tree is fireproof.
65
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
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 left ear is more responsive to words of love and emotion whispered into it than the right.
40
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
One cubic foot of gold weighs more than 1,200 pounds!
78
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42