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This faraway galaxy may be completely devoid of dark matterOn the surface, a galaxy 250 million light-years from Earth seems like any other, but a deeper look reveals a puzzling quirk: It seems to have no dark matter.
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Origin of dinosaur-ending asteroid possibly found. And it's dark.Scientists figured out what slammed into Earth and killed the dinosaurs 66 million years ago: a giant dark primitive asteroid from the outer reaches of the solar system's main asteroid belt.
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1st matter in the universe may have been a perfect liquidScientists have recreated the first matter that appeared after the Big Bang in the Large Hadron Collider.
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Can the universe learn?A team of scientists thinks the answer is "yes."
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Lightest-known form of uranium createdScientists have discovered a new type of uranium that is the lightest ever known.
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These weird lumps of 'inflatons' could be the very first structures in the universeAn ultra-high-resolution simulation of a tiny slice of the universe — a million times smaller than a proton — has revealed the very first structures to ever exist.
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Dark matter 'annihilation' may be causing the Milky Way's center to glowA new study suggests that annihilating dark matter particles may explain the Milky Way center's mysterious glow.
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Astronomers find the 'safest place' to live in the Milky WayAstronomers have searched the entire Milky Way to identify the safest places to live. It turns out, we're in a pretty good spot.
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Radioactive 'snowflakes' act like the tiniest nuclear bombs in the universeTiny snowflakes of radioactive uranium that trigger massive nuclear blasts might explain some of the universe's more mysterious star explosions.
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Twisted light from the beginning of time could reveal brand-new physicsA new study on the rotation of the universe's first light could suggest physicists need new rule-breaking subatomic particles
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The end of the universe may be marked by 'black dwarf supernova' explosionsA spectacular fireworks show will light up an otherwise pitch black universe.
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The electric hum of life may have originated with primordial lightningA low-frequency hum in our cells syncs may have synced with ancient sky bolts.
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4 mysterious objects spotted in deep space are unlike anything ever seenAstronomers have discovered four faint objects that at radio wavelengths are highly circular and brighter along their edges. And they're unlike any class of astronomical object ever seen before.
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Mysterious 'Particle X17' Could Carry a Newfound Fifth Force of Nature, But Most Experts Are SkepticalIt would rewrite the Standard Model of physics.
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Astronomers See Stars Slinging Comets at Earth for the First TimeFor the first time, a Polish group has identified two nearby stars that seem to have plucked up their icy partners, swinging them into orbits around our sun.
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Stellar Death Releases Some of the Highest-Energy Light Ever SeenThese bursts release more energy in a few seconds than the sun would produce in its lifetime.
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Black Holes As We Know Them May Not ExistBlack holes may not have singularities at their heart, but instead may be stuffed with dark energy.
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Astronomers Baffled by 'Cosmic Mountain Ranges' Jutting Through the Milky WayThey have very little idea how these stunning geographic features form.
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Sending Even a Tiny Message Through a Black Hole Would Make It EvaporateSending a carrier pigeon across the cosmos would probably be a more reliable way to send a message.
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What Happens in Intergalactic Space?It's not just a void of empty space.
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Does the Universe Rotate?If you look around space, you'll notice a lot of things — the planets, stars, moons, even the galaxy itself — have one thing in common: they're spinning. So, is the universe spinning, too?
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Exotic 'Early Dark Energy' Could Be the Missing Link That Explains the Universe's ExpansionMeasures of the universe's expansion taken from different sources don't match. An exotic form of dark energy particles could be the reason why.
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The Most Energetic Light Ever Seen Just Showered Down from the Skies Above TibetThese photons have trillions of times more energy than a garden variety light particle coming from the sun.
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Voracious Black Holes Could Feed Alien Life on Rogue WorldsBlack holes are engines of destruction on a cosmic scale, but they may also be the bringers of life.
