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 ...

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 ...

A new survey conducted by the EdWeek Research Center suggests that the amount of out-of-school coursework assigned to students has fallen, in many cases because students refuse to do it, or because ...

This study is Pew Research Center’s latest effort to explore the landscape of teens and technology today. It focuses on artificial intelligence – from how teens use chatbots to how they think about AI ...

Figure 3: a, Structure comparison of Mj0226 protein (red) with the C-terminal domains of histidyl- (blue) and glycyl- (cyan) tRNA synthetases. Figure 4: a, Thin layer chromatography showing the ...

Rachel Williams has been an editor for nearly two decades. She has spent the last five years working on small business content to help entrepreneurs start and grow their businesses. She’s well-versed ...

Find historical weather by searching for a city, zip code, or airport code. Include a date for which you would like to see weather history. You can select a range of dates in the results on the next ...