Every second around 100 lightning bolts strike the Earth.

The thermometer was invented in 1607 by Galileo.

Micro-organisms have been brought back to life after being frozen in perma-frost for three million years.

Quasars emit more energy than 100 giant galaxies.

The world's smallest winged insect, the Tanzanian parasitic wasp, is smaller than the eye of a housefly.

An electric eel can produce a shock of up to 650 volts.

Female black widow spiders eat their males after mating.

90% of those who die from hurricanes die from drowning.