Countries of the World

We all love it when the leaves change colors in Autumn and walks in the park become an absolute pleasure. But do you know why this happens? Leaves change their color in response to chilly temperatures and less light because they stop producing chlorophyll – the green pigment that helps leaves capture sunlight to power photosynthesis.

Alex Trebek, host of ‘Jeopardy!’ claims to own over 100 suits. In one day, a week’s worth of episodes is filmed. Trebek often has to change suits to create the illusion that another day has passed.

The Caspian Sea is the world’s largest enclosed inland body of water. Its total surface area is a staggering 371,000 square kilometers. It contains 78,200 cubic km of water and is also the 3rd deepest lake in the world, reaching depths of 1,025 m below surface! Iran, Kazakhstan, Turkmenistan, Russia, and Azerbaijan surround the basin of the lake.