Out of all the senses, smell is most closely linked to memory.
146
Aluminum used to be more valuable than gold!
84
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Your brain is 80% water.
525
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65