We know that there is(probably) something that holds massive objects together, we call it Gravity, but we do not know what Gravity is. We do not know how it actually works. We have both Newtons law on it and some theories on it though.
All particles will be drawn to each other, because a force...
This brings me to a question actually related to the thread :)
Where did all the water come from?
There is not enough water on the earth to flood it entirely, so how could the earth at one point've been flooded?
Just fyi, The "tool" most scientists use to determine age of former living stuff is called the C14 method (Carbon 14 method).
They measure how much of a specific type of carbon it's left in the material, this can say something about the age, because "Carbon 14" withers with time. This method is...