Astronomers have identified a quasar that may help explain how the universe’s “dark ages” finally ended. Astronomers have ...

"Even the largest floods we modeled couldn't reach far enough to explain all the rootless cones we see." New data is challenging what scientists previously knew about one of the youngest ...

Quasars are among the oldest, brightest objects in the universe. Formed from active galactic ... explained by a jet pointing toward us—a cone in which particles are transported up to a million ...