GADGET KNOWLEDGE

During a get-together with some friends, one of my friends asked me why the Google web is showing all my activity in his mobile handset. This was a normal question but it also sounds some matter of security. This is same as if an unwanted involvement of yours wife’s brother in each and every day to day activity of yours. You will get irritated only because he is physically present with you. You can’t remove him from such involvements because your wife will get irritated from you. But what will happen if anyone invisibly keeps tracking your all activities. The same thing is happening in today’s digital world and it may be knowingly or unknowingly. In this digital world the technology is growing with its fast pace. The android Smartphone is the outcome of such development and now this is the part of one’s family. We are almost unable keep away our handsets, even for a second. This smartphone is smartly tracking all of your activity by hiding in background.   Then what to ...

          The revolution of the moon around the earth is same as  that of  its rotation about its axis. Because of which one side  of moon always faces the earth while the other side remains hidden to the observer from earth. This hidden side actually called the dark side. It is named only because of its hidden surface while observing from earth and not because of  non-reaching of solar light there.   On Thursday morning this dark side of the moon came in a light and became famous when a China’s National Space Administration (CNSA) landed the rover namely CHANG’E(YUTU-2) on the South Pole Vaitken Basin of moon which is crater on the moon’s surface.        The name is so chosen from the name of a mythical lunar goddess called "Chang'e" and the numeral "4" indicates the fourth robotic mission.         Luna 2 was the 1 st successful mission of China on 12 Sept-1959. S...