Imagine if our world had a diary and on the interesting days, someone pulled out a big book and wrote about it.
In our puny life times, we think of a couple of thousand years as a long time and that is not so surprising given the short span of our lives, a mere 7 or 8 dozen passes around the sun if you’re lucky and that’s it, you’re done.
Look at our history, a mere 500 generations back our grandfathers were just learning the art of growing food. Ten thousand generations back and we had only just become a clearly defined species in our own right, so how could we appreciate the passage of say, a million years?
If we struggle with a million, then what of this day in our diary when the Sun and the Earth were still six thousand million years in the future? Let’s just think about that again, not one million or a hundred million, but six thousand million years in the future. That’s when our Sun and Earth will come into existence. Continue reading Day 8 How They Figured The Age Of The Universe