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'The universe has thrown us a curveball': Largest-ever map of space reveals we might have gotten dark energy totally wrongFindings from the Dark Energy Spectroscopic Instrument (DESI) suggest that dark energy could be evolving over time. If they're right, cosmology will need a new model.
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Could the universe ever stop expanding? New theory proposes a cosmic 'off switch'Dark energy, the mysterious phenomenon that powers the expansion of the universe, may undergo periodic 'violent transitions' that reverse the growth of the cosmos, a new pre-print study hints.
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The universe's water is billions of years older than scientists thought — and may be nearly as old as the Big Bang itselfA new study suggests that water first appeared in the universe just a couple hundred million years after the Big Bang — meaning life could have evolved billions of years earlier than previously thought.
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Most powerful cosmic rays in the universe start shockingly close to Earth, paper claimsThe most powerful cosmic rays in the universe currently have no explanation. New research suggests that exotic, self-annihilating particles in our own galaxy may hold the answer.
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Euclid telescope spots rare 'Einstein ring' hiding near Earth — and an ancient, unnamed galaxy behind itEinstein predicted the existence of gravitationally-warped rings of light in 1915. Now, a new one has been discovered just a cosmic stone's throw from our own planet.
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A cosmic 'CT scan' shows the universe is far more complex than expected"This process is like a cosmic CT scan, where we can look through different slices of cosmic history and track how matter clumped together at different epochs."
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'Heavy' dark matter would rip our understanding of the universe apart, new research suggestsBecause we haven't found anything yet, we've started to wonder if dark matter might be lighter or heavier than we thought.
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1st supernovas may have flooded the early universe with water — making life possible just 100 million years after the Big BangA new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that may have sparked extraterrestrial life in the very first galaxies.
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'A frankly embarrassing result': We still know hardly anything about 95% of the universe"As yet, nobody has managed to understand what gives rise to this strange phenomenon, and explaining dark energy remains one of the most formidable challenges of modern science."
