Background Patients with heart failure (HF) frequently suffer from undetected declines in cardiorespiratory fitness (CRF), which significantly increases their risk of poor outcomes. However, current ...

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 ...

AI training often focuses on output generation, overlooking critical questions about its use and inherent biases. The article argues for a deeper understanding of AI's limitations, drawing parallels ...

Scientists may have narrowed down the landing site of the Soviet Union's Luna 9, which in 1966 became the first spacecraft to touch down softly on the moon. Elon Musk isn't the first person to propose ...

If you’ve ever passed the cockpit while boarding a flight and tried to pick up bits from your pilots’ conversation, you probably didn’t glean much from them. From terms like “niner” to “Zulu,” ...