Joy, S. T. Myers, A. Otarola Publications of the Astronomical Society of the Pacific, Vol. 114, No. 791 (January 2002), pp. 83-97 (15 pages) ABSTRACT Design and performance details are given for the ...

Cosmic microwave background is a sea of radiation that provides us with evidence for the big bang. When around 1916 Einstein first used general relativity to build a cosmic model, he followed the ...

One of the best ways to observe this era is with low-frequency radio telescopes, which can observe the “spin-flip” radiation from the hydrogen that pervades the Universe during the Cosmic Dawn.