Giraffes can live longer without water than camels.
Even traveling at the speed of light it would take 2 million years to reach the nearest large galaxy, Andromeda.
Fingernails grow four times faster than toenails.
Somewhere in the flicker of a badly tuned TV set is the background radiation from the Big Bang.
A snail can sleep for 3 – 4 years – during which period it does not need food.
Around a million, billion neutrinos from the Sun will pass through your body while you read this sentence.
The Universe contains over 100 billion galaxies.
Astronauts cannot belch – there is no gravity to separate liquid from gas in their stomachs.
The largest eggs in the world are laid by a shark.
The Earth spins at 1,000 mph but it travels through space at an incredible 67,000 mph.
There are 62,000 miles of blood vessels in the human body – laid end to end they would circle the earth 2.5 times.
The blue whale can produce sounds up to 188 decibels. This is the loudest sound produced by a living animal and has been detected as far away as 530 miles.
A typical hurricane produces the energy equivalent of 8,000 one megaton bombs.
A thimbleful of a neutron star would weigh over 100 million tons.