Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
German chemists made a replica of a trophy the size of one molecule.
68
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
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9