The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Diamonds can be shattered with a hammer.
-104
German chemists made a replica of a trophy the size of one molecule.
68
Liquid TIDE laundry detergent glows under a blacklight.
96
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75