ScienceDaily
Physicists just found a tiny flaw in time itself
Physicists have proposed that the quantum process by which possibilities solidify into reality may introduce an irreducible fuzziness into time itself. The mechanism, potentially tied to gravity, would impose a fundamental ceiling on temporal precision that no clock — however advanced — could ever overcome. The findings represent a promising new bridge between quantum mechanics and general relativity, two theories that have long resisted unification.
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This 'living plastic' activates and self-destructs on command
Researchers have engineered a "living plastic" that embeds plastic-degrading bacteria directly into the material itself, allowing it to fully break down on command within six days. The approach addresses one of single-use plastics' core contradictions — products built for momentary use but made from materials that persist for centuries. Crucially, the degradation process produces no microplastics, pointing to a potentially cleaner end-of-life solution for disposable goods.
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Powerful AI finds 100+ hidden planets in NASA data including rare and extreme worlds
A new AI system called RAVEN has combed through NASA's TESS mission data to confirm over 100 exoplanets, including 31 previously unknown worlds and thousands of additional candidates. Among the finds are ultra-short-period planets completing full orbits in under 24 hours and rare bodies surviving in the so-called Neptunian desert, a region where planets of that size are seldom found. The results underscore how machine learning is accelerating the pace of discovery in planetary science, extracting signals from datasets too vast for traditional methods to efficiently process.
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Blood-based DNA marker tracks arsenic exposure and may predict toxicity risk
Researchers have identified a blood-based DNA marker capable of tracking arsenic exposure, offering a potential breakthrough in predicting who faces the greatest toxicity risk. The discovery addresses a longstanding gap in public health tools, given that over 200 million people globally drink arsenic-contaminated water. Better exposure monitoring could sharpen understanding of how arsenic drives cancer and cardiovascular disease at the molecular level.
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Scientists just discovered what coffee is really doing to your gut and brain
Coffee's benefits run far deeper than a morning energy boost. New research shows that both caffeinated and decaf varieties reshape gut bacteria in ways tied to improved mood and reduced stress, with decaf also enhancing learning and memory. The findings reveal that coffee operates through multiple biological pathways, making the drink itself — not just its caffeine — a significant player in brain and gut health.
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