New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe's ...

One of the Holy Grails in cosmology is a look back at the earliest epochs of cosmic history. Unfortunately, the universe's ...

ACT’s final data set delivers the most precise view of the early universe, mapping cosmic expansion and primordial gas ...

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 ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

This is a whole sky Planck space telescope image of the cosmic microwave background (CMB), the relic radiation from the Big Bang. Other support for the Big Bang is Olber’s Paradox. If the ...

Further evidence for the Big Bang comes from the discovery of cosmic microwave background radiation (CMBR). Astronomers discovered cosmic microwave background radiation in the 1960s. The ...