Amazing fact: hair and fingernails
Hair and fingernails do not keep growing once someone dies. Instead, the skin shrinks, giving the appearance of further growth.
Amazing fact: laser
The first laser was made in California in 1960.
Amazing fact: ants
There are more than 20,000 ants species living on our planet.
Amazing fact: equilibrant force
The equilibrant force is equal in magnitude but opposite in direction to the resultant vector.
Amazing fact: Airport
Airports that are at higher altitudes require a longer airstrip due to lower air density.
Amazing fact: copper
Scientists have discovered that copper pollution of the atmosphere occurred about 2500 years ago. This was discovered by analyzing ice cores from Greenland. The pollution was attributed to the Romans who used copper for military purposes and to produce coins.