20 billion years ago a gigantic explosion paved the way for the present age of universe. What was it again?
... the Big Bang!
And then came Hydrogen and Helium, the beautiful celestial bodies encompassed in massive galaxies. Then came Oxygen and Water, Eruptions and Oceans..
.. just like that... Life
Early Organisms were quite simple, in function and behaviour. You know, the first mammals were rather like shrews. however the environment isn't static nor predictable. Soon with the ever-changing condition came into picture- Evolution. Such a fascinating subject.
Along with it, we get to know...