What are the rules for posting on Physics Forums?

[Tam Le]

I recently landed here from a planet far, far away.

 

[Borg]

Greetings Tam Le. Welcome to Earth (and Physics Forums).

 

[Evo]

I recently landed here from a planet far, far away.

Welcome. Please read our rules posted here https://www.physicsforums.com/threads/physics-forums-global-guidelines.414380/ before posting.