nature
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healthBrain Stays Active Under Anesthesia, Process Language, Study Reveals
A new study shows the brain can process language and anticipate words even during deep anesthesia, challenging assumptions about unconsciousness.
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techAI 'Warmth' Trained to Please Users Leads to More Errors
A study in Nature shows AI models fine-tuned for empathetic 'warmth' have significantly higher error rates, especially when users express sadness.
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healthNew Cell Type Discovered in Human Placenta During Pregnancy
Researchers have mapped placental and uterine tissues, revealing a novel cell subtype unique to pregnancy that may influence fetal development and pregnancy complications.
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techDark Holes in Light Observed Moving Faster Than Speed of Light
Phase singularities, or optical vortices, have been captured moving faster than light, revealing universal wave behavior and advancing microscopy.
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techChinese Scientists Synthesize Pure Hexagonal Diamond-Harder Than Natural Diamond
Researchers at Zhengzhou University created the first bulk pure hexagonal diamond, confirming its existence and superior hardness, stiffness, and oxidation resistance over cubic diamond.
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healthAI Health Tools Urge Caution: ChatGPT Fails Critical Emergency Cases
New study reveals ChatGPT Health under-advises emergency care in over half of serious medical scenarios, raising significant safety concerns for users.