One ragweed plant can release as many as one billion grains of pollen!
51
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Your brain is 80% water.
525
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The bark of an older redwood tree is fireproof.
65
Aluminum used to be more valuable than gold!
84