this is probly brought up alot here but i dont go to the forums often and im getting into improvising and soloing lately. i know pentatonic scales and root notes and that crap but i wanted to know if what i should look up for more in depth soloing exercises and scales to practice.
Zeguitarist has just put out some guides for guitar. Here is a link for the newest one (the rest of them are linked from that guide).

He goes through music theory and applying it to solos.
Jesus loves you.