Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

London South East prides itself on its community spirit, and in order to keep the chat section problem free, we ask all members to follow these simple rules. In these rules, we refer to ourselves as ...

Semen is typically whitish-gray with a jelly-like texture, but it can fluctuate due to different factors. For example, certain infections may make your semen look more yellow or green. Your semen is ...