Cosmic source of universe's bubble epoch revealed
The period when hydrogen became ionized across the cosmos may have been driven by dwarf galaxies, scientists have found.
Black hole discovered may be "the most hellish place in the universe"
The "monster" black hole eats about a sun's worth of material every single day.
Astronomers discover record-breaking black hole
The black hole is the oldest ever discovered, having formed less than 400 million years after the Big Bang.
NASA image reveals close-up of "sparkling snow globe" galaxy
The festive-looking galaxy, named UGC 8091, is around 7 million light-years away, and is a strange type of "irregular" galaxy.
Celebrities speak out amid G-Dragon drug investigation
G-Dragon, from K-pop band Big Bang, has denied the latest allegations in a statement saying "I have never used drugs."
Active supermassive black hole formed soon after the big bang discovered
The black hole resides in a galaxy known as CEERS 1019, which existed 570 million years after the big bang.
Symphony of most powerful gravitational waves ever discovered by scientists
Large gravitational waves have been found rippling through the background of space-time. "We've opened a new window of observation on the universe," said one researcher.
Universe Could Start Shrinking in Just 100 Million Years
For decades scientists have observed a universe that seems set to expand forever—but this won't necessarily be the case, say others.
Astronomers Find Rapidly Growing Black Hole From Early Universe
NASA's Hubble Space Telescope helped experts discover the "monster" body that was formed just 750 million years after the Big Bang,
Earth's Core Appears To Be Leaking Primordial Helium From the Big Bang
Scientists say about 4.4lbs of helium-3 escapes from Earth's interior every year.
Astronomers May Have Found the Universe's Missing Matter
Fast radio bursts were used as "cosmic weigh stations" to find the sparsely distributed matter.
'Ring of Fire' Galaxy from 11 Billion Years Ago Discovered
R5519 is thought to have formed through a collision with a "victim" galaxy about three billion years after the Big Bang.
Newly Discovered Dark Matter Candidate D-star May Explain Universe's Bigges
Scientists say d-star hexaquarks may have formed dark matter after the Big Bang.
Astronomers Spot Biggest Explosion in Universe Since Big Bang
"We've seen outbursts in the centers of galaxies before, but this one is really, really massive," researcher Melanie Johnston-Hollitt said.
'Massive Monster Galaxy' from Early Universe Discovered by Astronomers
The galaxy, spotted with ALMA, had been obscured by a huge cloud of dust, making it invisible to other telescopes.
39 Ancient, Massive, Invisible Galaxies That Defy Theories Discovered
The galaxies formed in the first two billion years after the Big Bang.
NASA Confirms Universe Expanding Faster Than Expected
It's confirmed: The universe is expanding 9 percent faster than expected.
What Happened Before the Big Bang?
Experiments coming up in the next few decades could provide the data needed to finally answer this fundamental question.
Experiments Reveal Why the Universe Is Asymmetrical
The discovery alone will not be sufficient to fill this gap, but it is an essential puzzle piece in the understanding of the interactions of fundamental particles.
How Primordial Black Holes Formed Just After Big Bang
If correct, the new theory would mean these black holes would all have about the same mass.
Mystery Monster Galaxy Defies Theories of the Universe
Galaxy 12 billion light years away is spewing out stars 1,000 times faster than the Milky Way.
Monster Galaxy From Dawn of Universe Mapped
Unstable galaxy 12.4 billion light years away mapped in unprecedented detail, helping answer questions about formation and evolution.
This Is How the Universe May Die
Any potential end is still 30 to 40 billions of years away, researchers said, but there's hope the universe could expand infinitely.
Mystery of Universe's Hidden Matter Finally Solved
The finding shines new light on our understanding of the cosmos.
Astronomers Discover 'Truly Unique' Pileup of Galaxies
Astronomers previously thought these events only occurred around 3 billion years after the Big Bang, but they were happening when the universe was only half that age.
Scientists Make Most Accurate Antimatter Measurement
Antimatter and matter should have completely annihilated each other in the Big Bang, leaving nothing but energy.
Watch Stephen Hawking Explain What Came Before Big Bang
"Ordinary real time is replaced by imaginary time, which behaves like a fourth direction of space." If you say so, Dr. Hawking.
How Astronomers Found the First Stars in the Universe
"Really this was the best option in the world."
What Did the Beginning of the Universe Look Like?
New research shows what light was like when the universe was first born.
Supermassive Black Hole From Big Bang Discovered
The incredible discovery is helping scientists define our understanding of how black holes grow.