Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
A ball of glass will bounce higher than a ball made of rubber.
73
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
In zero gravity, a candle's flame is round and blue.
16