Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

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: ...

Regularly sleeping less than you need can harm your health and safety. Most adults do best with 7 to 9 hours per night. Getting at least 7 hours of sleep may support weight management by affecting ...