Diamonds can be shattered with a hammer.
-104
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
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
4.5 pounds of sunlight strike the Earth each day.
27
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6