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Standard model of cosmology holds up in massive 6-year study of the universeThe six-year Dark Energy Survey has released its full results, showing that two leading models of cosmology are equally valid — but both fail to explain one key observation.
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Our model of the universe is deeply flawed — unless space is actually a 'sticky' fluidOur best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a new paper suggests.
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James Webb telescope saw black holes emerging from 'cocoons' near the dawn of timeThe gaseous cocoons surrounding "little red dots" hint at their true nature, a new James Webb telescope study hints.
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'How can all of this be happening?': Scientists spot massive group of ancient galaxies so hot they shouldn't existAn inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic evolution.
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30 models of the universe proved wrong by final data from groundbreaking telescopeThe Atacama Cosmology Telescope (ACT) in Chile has released its final batch of data after 15 years — and it proves that the Hubble tension, a rift in our understanding of the universe, is very real.
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Did a NASA telescope really 'see' dark matter? Strange gamma-rays spark bold claims, but scientists urge cautionA new study says observations from the NASA Fermi space telescope suggest a halo of dark matter around the center of our galaxy, but more information is needed to confirm the result.
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Two stars spiraling toward catastrophe are putting Einstein's gravity to the testThe two stars in the nearby system ZTF J2130 are spiraling toward a catastrophic supernova. In the meantime, scientists are using the pair's slow orbital decay to put Einstein's theory of gravity to the test.
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James Webb telescope may have found the first stars in the universe, new study claimsThe James Webb Space Telescope may have discovered Population III stars, the universe's first generation of stars. They may tell us more about how galaxies form.
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'Puzzling' object discovered by James Webb telescope may be the earliest known galaxy in the universeWhile scouring images from the James Webb Space Telescope, astronomers spotted Capotauro, "one of the most puzzling discoveries" to date.
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