Wednesday 22 June 2011

The Story of Time

The universe in a year!

                           


















Part of Image:Planetary society.jpg Original c...Image via Wikipedia


                             The American astronomer Carl Sagan(1934-1996) first suggested a "cosmic calender" as a way of  helping  people understand the history off the Universe.He put everything into the scale of a calender year:The galaxies are formed over nine months and the earth appears in September.


                    All human history is crowded into the last day of the year. Recent time has to be divided into seconds and fractions of the second. So everything that happened over the last 475 years takes place in less than the last second of the last inute of the year.


  The World in a single day:
                                       
                      In one day (24 or 1440 minutes or 86,400 seconds) the world turns once on it's axis.During that time,on average:


  • 358,522  people are born
  • 155,012  people die
  • 203,510 are added to the world's population. 







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