[RightWhale]

large fluctuations in the cosmic microwave radiation background

Speaking of which, Spider Robinson points out that until mankind invented refrigeration, nothing in the universe was colder than 2.7 degrees absolute. This is the main impact of the activities of mankind so far.

[PeaceBeWithYou]

Spider Robinson points out that until mankind invented refrigeration, nothing in the universe was colder than 2.7 degrees absolute. This is the main impact of the activities of mankind so far.

Nature abhors a vacuum, hence Golobal Warming?...Nah, it's the Sun.;-)