Cosmic reionization denotes the transformative epoch when the first luminous sources emerged, ending the cosmic dark ages by ionising the pervasive neutral hydrogen. This period, which encompasses ...

A global team led by UMass Amherst identified dusty, star-forming galaxies nearly 13 billion years old, bridging gaps between ...

New analysis of data taken by the European Space Agency’s (ESA) Planck spacecraft of the cosmic microwave background (CMB) has revealed that the “epoch of reionization” occurred much later than ...

Add Yahoo as a preferred source to see more of our stories on Google. For millions of years following the Big Bang, after the universe’s roiling soup of particles had cooled, the cosmos was a dark and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." For hundreds of a millions of years, the universe existed in the dark ages—an epoch when only primordial ...

The mysteries of a strange era in the universe's history may have been uncovered by scientists. This "epoch of reionization" was a period in the early universe's history when the first stars and ...

Recent observations from the James Webb Space Telescope (JWST) are overturning our certainties about the timeline of the Universe. The reionization period, previously thought to have ended around one ...

During the first billion years of the Universe’s history, the gradual cooling from the Big Bang was reversed, and much of the gas was re-heated and ionized. This event, known as reionization, happened ...

For hundreds of a millions of years, the universe existed in the dark ages—an epoch when only primordial gasses existed. Then, a period of reionization, cleared away this foggy existence an introduced ...