Black Holes Gave Our Baby Universe a Fever

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By Space.com Staff
published

Black Holes Gave Our Baby Universe a Fever
A graph showing the temperature of the intergalactic medium when the universe was between one and three billion years old, overlaid on an artist's impression of the emergence of galaxies over the same period. The shaded region shows the range of possible temperatures measured from the team's data. The warming occurred at a time when the growth of galaxies was in full swing. (Image credit: Amanda Smith/IoA)

The young universe

The find is

"One billion

Studying quasar

Becker and his

The scientists took

Since distant

"The gas, which

The quasar light had

This was something

"The likely

Quasars were

The role of

One of the lightest

Ultraviolet light

The researchers

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Space.com Staff
Space.com Staff
News and editorial team

Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.