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: ...

Calćada’s journey into astronomical art began when he spied Contact, a 1985 work of science-fiction by Carl Sagan, as a kid ...