The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Cold water weighs more than hot water.
93
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
A cesium atom in an atomic clock beats over nine billion times a second.
43
Scientists in Germany have developed a candy that doesn't cause cavities.
11