Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...

Across the Ozarks, many people noticed an unusual sight in the sky on Tuesday. A partial rainbow near the sun. The optical ...

More than two decades after spotting a mysterious, gelatinous, bioluminescent creature swimming in the deep sea, California ...

Hubble unexpectedly finds double quasar: This image from the NASA/ESA Hubble Space Telescope shows a pair of quasars ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of gas in the center of a ...

To put that into perspective, the universe is now about 13.8 billion years old. The discovery could provide insight into ...

Recent results suggest these exotic objects just might help us account for the mysterious force pushing the universe apart.

A team of astronomers has discovered a link between black holes and stellar eruptions, suggesting the potential existence of ...

Science Supermassive black holes intrigue astronomers with their ability to grow rapidly. A recent discovery reveals an ...

A recently shared image of a distant galaxy surrounded by three concentric rings challenges our understanding of galactic ...