Countries of the World

“Before you lay a foundation on the cricket field, there should be a solid foundation in your heart and you start building on that. After that as you start playing more and more matches, you learn how to score runs and how to take wickets.” – Sachin Tendulkar

In 2014, researchers came up with a game featuring the biggest pop hits from the 1940's onwards. They concluded that ‘Wannabe’ by the Spice Girls was the catchiest song of all time. It took people an average of 2.3 seconds to identify the song! Other catchy songs included ‘Mambo Number Five’ by Lou Bega and Survivor’s ‘Eye of the Tiger’.

Have you ever heard of an electron microscope? These microscopes use electrons instead of light to create a magnified image. Invented in 1931 by German physicist Ernst Ruska, the first electron microscope was the transmission electronic microscope.