Nearly 400,000 years after the Big Bang, the primordial plasma of the infant universe cooled enough for the first atoms to coalesce, making space for the embedded radiation to soar free. That ...

Full-Sky Map Of Cosmic Background Radiation, A Full-Sky Map Produced By The Wilkinson Microwave Anisotropy Probe (Wmap) Showing Cosmic Background Radiation, A Very Uniform Glow Of Microwaves Emitted ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic microwave background, it is imperceptible to the human eye. But if scientists can ...

Cosmologists are using secondary signatures from the cosmic microwave background to map the universe’s hidden matter. Nearly 400,000 years after the Big Bang, the primordial plasma of the infant ...

Leftover light from the young universe has a major flaw, and we don't know how to fix it. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.