The hours from midnight to noon are known as a.m.

The hours from noon to midnight are known as p.m. (These hours are in the afternoon, evening or night.)

So, 8 o’clock in the evening is written as 8 p.m.

Adults have 32 teeth. You should have this full set of adult teeth by your late teens.

250/2 (i.e. 250 divided by 2) = 125

Only about five percent of the body of a jellyfish is solid matter; the rest is water. Fascinating and elegant to watch in the water, take a jellyfish out of the water, and it becomes a  blob. This is because jellyfish are about 95 percent water.

The border region between Iran and Iraq experienced the deadliest earthquake to date in 2017. The 7.3-magnitude earthquake is estimated to have killed between 580 to 630 people and injured another 7,460.