Arousal fluctuates continuously during wakefulness, yet how these moment-to-moment variations shape large-scale functional connectivity (FC) remains unclear. Here, we combined 7T fMRI with concurrent ...

The evidence is solid but not definitive, as the conclusions rely on the absence of changes in spatial breadth and would benefit from clearer statistical justification and a more cautious ...

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AI safety tests found to rely on 'obvious' trigger words; with easy rephrasing, models labeled 'reasonably safe' suddenly fail, with attacks succeeding up to 98% of the time. New corporate research ...

The addition rule for probabilities determines the chance of either mutually exclusive or overlapping events happening, using ...

Near field communication (NFC) allows devices to communicate over short distances. Learn how NFC technology powers touchless ...

We’ve found that more expensive doesn’t always mean better when it comes to multivitamins. To find the best multivitamin for men, consider the range of nutrients it provides, look for artificial ...

Discover how protein, fiber, carbohydrates, and fats biologically shape hunger and fullness through measurable changes in gut hormones and central appetite circuits.