Nice to know

The complete weight of the whole skin of a human has the double of weight as his brain

A rainbow has no backside


Bacteriums are very small. But all together are they gigantic. A human has about 1 Kg of bacteriums by a normal weight of 75 Kg.


Crocodiles can’t put their tongue out.


Scientists of NASA has developped a kind of canon to shoot death chicken and birds in the air. The reason of this is to examine the results of birdstrikes with aircrafts, jets and the space schuttle.