Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Pure water (H2O) does not conduct electricity on its own.
46
Most dust particles in your house are made from dead skin!
67
Sound travels fifteen times faster through steel than through air.
134
Balsa wood is classified as a hard wood!
41
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61