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AnalysisBlue whales have gone missing off the Galápagos. Scientists think El Niño could be why.Blue whale sightings have fallen off dramatically near the Galápagos. El Niño may be to blame.
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AnalysisCould AI ever build itself? Scientists map the road to the 'last AI built by humans.'Researchers hope recursive self-improvement could tackle the skyrocketing costs of developing advanced AI models. But is it viable?
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AnalysisColorectal cancer cases in kids have risen sixfold over past 2 decades — researchers are racing to understand whyWhile rare, colorectal cancer is becoming more common in kids, teens and young adults, and the disease appears particularly aggressive in this age group.
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AnalysisChristina Applegate misdiagnosis: Why can MS be difficult to diagnose?MS advocate Christina Applegate recently announced that her MS diagnosis was incorrect, based on new test results. Why can the disease be difficult to identify?
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AnalysisScientists can now 'watermark' AI-generated proteins to deter bioweapon creation. But will it really work?A new technology encodes an invisible mark into the structure of AI-generated proteins, but experts said the system's guardrails can still be bypassed.
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Analysis'Mpox has not disappeared': Why the infectious disease is still spreading in the US and may be here to stayMpox (formerly monkeypox) continues to circulate in the U.S. Can it be stopped?
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AnalysisThe ozone layer was supposed to be healing. So why is this year's Antarctic ozone hole so big?The ozone hole above Antarctica is unusually large right now, and it might signal a shift in how the gap in Earth's protective layer behaves.
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AnalysisThe super El Niño could cause torrential rainstorms. Americans may need to stock up on food to prepare, experts say.A U.K. government minister has urged people in Britain to stock up on essentials to prepare for storms magnified by the record-breaking El Niño. Should Americans heed the same advice?
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Analysis'The right diagnosis is unbelievably powerful': It can take years to diagnose rare diseases, and scientists are trying to fix thatTens of millions of Americans live with rare or undiagnosed diseases. These scientists are working to deliver them better diagnostics and treatments.
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AnalysisCould Comet 3I/ATLAS teach us about life beyond Earth? Scientists say the story's not over yet.No evidence has been found linking 3I/ATLAS to aliens. But the interstellar object, just the third of its kind to be found, shows that life's molecular precursors are abundant in the Milky Way.
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AnalysisThe devastating Nepal floods highlighted the danger of glaciers. Here's where the next disaster may occur.The glacial collapse that killed 1,400 people in Nepal in August highlighted one epicenter for such disasters — but there are other hotspots that experts are worried about.
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AnalysisAI agents resorted to crime and self-destruction to survive in a simulated world — but does this mean they would do the same in the real world?A unique AI test environment resulted in crimes and self-destruction, and its makers say it's the best way to figure out how AI can behave in the real world.
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AnalysisUS military confirms weapons in orbit: Why a space 'arms race' could be extremely hard to stopDespite the U.S. announcing it has weapons in orbit, nuclear arms have been banned from space for nearly 60 years. A new detection method could help verify whether nations are keeping that promise.
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AnalysisDoes estrogen protect against dementia? And if so, who should take it?Recent research hints that systemic hormone replacement therapy for menopause may reduce the risk of dementia. But more data is needed to reach a definitive conclusion, experts told Live Science.
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