German chemists made a replica of a trophy the size of one molecule.
68
One ragweed plant can release as many as one billion grains of pollen!
51
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Most dust particles in your house come from dead skin.
48
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17