If you are struck by lightning, your skin will be heated to 28,000 degrees Centigrade, hotter than the surface of the Sun.
An asteroid wiped out every single dinosaur in the world, but not a single species of toad or salamander was affected. No one knows why, nor why the crocodiles and tortoises survived.
If you dug a well to the centre of the Earth, and dropped a brick in it, it would take 45 minutes to get to the bottom – 4,000 miles down.
The Hawaiian alphabet has only 12 letters.
The word “set” has the most definitions in the English language.
The “Sixth Sick Sheik’s Sixth Sheep’s Sick” is the hardest tongue-twister.
An ostrich’s eye is bigger than its brain.
The first Internet domain name ever registered was Symbolics.com on March 15, 1985.
Business.com is currently the most expensive domain name sold: for $7.5 million.
Children grow faster in the springtime than any other season during the year.
There was no punctuation until the 15th century.
A mole can dig a tunnel 300 feet long in just one night!
Astronauts get taller when they are in space.
Rubber bands last longer when refrigerated.
Of all the animals on earth the mosquito has contributed to the deaths of more people than any other animal.