Google’s Doodle on ‘Electronic waves’!

Today the web giant Google has published very interesting  doodle logo on Electronic Waves on the occasion German physicist Heinrich Rudolf Hertz on his 155^th birth anniversary. He was born at Hamburg on Feb 22, 185. He was the first person who broadcast and receives radio waves. Then after the invention of television, phones and many other electronic devices become possible due to electronic waves.

The unit of frequency of radio wave is hertz , in memory of of Heinrich Hertz. The Google doodle for Electronic wave  has three color yellow, blue, green, and red.

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Story of Linux Operating System

Linux is an Open Source Operating system which is most popular in the world because of its features such as freeware, secure (free from viruses so no need of Antivirus software) and open source means OS source code is open for everyone and any one can see the code and modify it as per his/her requirements. Linux OS is widely used on web servers because of security feature. The below video ‘Story of Linux’ of 3:38 sec duration contains great animation which demonstrates who has developed linux? and how it come in picture? And why Linux become so popular? Must watch this video to see the great history of Linux OS.

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