In the spring of 1891, 43-year-old German engineer Otto Lilienthal strapped himself into a glider of his own design and ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

We tested the best water shoes of 2024 with options for every budget. Top picks include Astral, Xero, NRS, and more!

Yan, S. J. (2025) Research on the Dissemination Model of the Shanghai Metaverse Based on Bilibili Videos. Journal of Data ...