Cheng, R. , Liu, J. , Hao, L. and Wu, D. (2026) On the Application of the Infinitesimal Method to Two Categories of Problems in College Physics. Open Journal of Social Sciences, 14, 378-389. doi: ...

Introduction Gestational weight gain (GWG) is an important indicator of maternal nutrition to be monitored during pregnancy. However, there is no evidence-based tool that can be used to monitor it ...

Learning doesn’t always mean flipping through heavy textbooks or sitting in a long lecture. Sometimes, it just takes ...

Learn what lagged reserves are, how they're calculated, and their role in banking. Discover why the Federal Reserve set the requirement to zero in response to economic changes.