According to studies, men change their minds two to three times more often than women.
72
Sound at the right vibration can bore holes through a solid object.
134
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Iron weighs more after it rusts.
16
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
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Balsa wood is classified as a hard wood!
41
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18