space is very cool.
Space is the boundless three dimentional extent
oh yea its so vast
Physical space is often conceived in three linear dimentions
oh really that sounds sciency.
The concept of space is considered to be of fundamental importance to an understanding of the physical universe 
oh really?
However disagreement continues between philosophers over the entity of space
yea its so big that it is hard to define.
Many questions have been discuused since the 17th century