Interesting facts about world war 2

World War 2 Facts

Facts about World War II When did world war 2 started? : World War II started on September 1, 1939, when Hitler's troops invaded Poland...

What is the difference between an ocean and a sea?

Ocean and sea are two words that are used frequently and interchangeably (in writing and conversation) to mean the same thing: a continuous mass...

The tallest building in the world

  The world's tallest building raises over 800 meters in the air, but can be  overtaken soon. When the Empire State Building was completed in 1931,...

Why are some clouds dark in appearance?

A cloud is a visible mass of water (tiny water droplets and/or ice crystals) suspended in the atmosphere at a considerable altitude. Clouds are...
money history: when,who invented money first?

History of Money

When was the money first used? Who invented money? Money is such an integral part of our everyday life that it is impossible to imagine...

Why Does Popcorn Pop?

A popcorn kernel is a cereal grain (seed). It is made up of four major physical structures: (1) The Pericarp (seed coat or outer hull):...

DO FISH SLEEP

There are several species of fish that are observed really sleeping. So the answer for  "DO FISH SLEEP" is YES without any doubts. The researchers...

The longest day of the year

The longest day of the year is not fixed, but alternates between two specific dates each year. The longest day of the year, also called...

How deep is the Ocean?

The world's deepest point in the oceans is the Challenger Deep which is found within the Marianas Trench. The Marianas Trench is a depression...

Oort Cloud Facts

The Oort cloud around our solar system Recent astronomical discoveries reveal a fascinating structure within our solar system. It consists of three zones. (Four if you...