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 ...

Tracking your macros—your protein, fat, and carbohydrate intakes—can help you understand your dietary needs and preferences. Here, an expert explains the best ways to track your macros.

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

Get an honest ChatLLM review covering pricing, DeepAgent, multi-model access, and real use cases. Is it worth the investment in 2026?

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 ...

Network physiology has emerged as a powerful discipline for understanding how integrated physiological systems interact dynamically to maintain health or ...

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 ...

Learn how to distinguish marginal costs by exploring their relationship with fixed and variable costs in production.

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