Big Bang Theory Image: The

"Soft Kitty, warm kitty, little ball of fur..." — The ultimate comfort song. :

Images of the group eating Chinese takeout or sitting on the iconic brown sofa. The Big Bang Theory image

: Key proofs include the Cosmic Microwave Background (CMB) and the observed expansion of space. "Soft Kitty, warm kitty, little ball of fur

: The idea that the universe began as a single point, then expanded and stretched to its current size. The Big Bang Theory image