A glow undetectable to the human eye permeates the universe. This light is the remnant signature of the cosmic beginning — a dense, hot fireball that burst forth and created all mass, energy, and time ...
An illustration of the cosmic radiation background at various redshifts in the Universe. Note that the CMB isn't just a surface that comes from one point, but rather is a bath of radiation that exists ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results