Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
A cesium atom in an atomic clock beats over nine billion times a second.
43
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
German chemists made a replica of a trophy the size of one molecule.
68
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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15