"I want to know how God created this world. I am not interested in this or that phenomenon, in the spectrum of this or that element. I want to know His thoughts; the rest are details." - Einstein
Learn about Gravitational Waves here. A CalTech Graduate Level Course by Kip Thorne and associates.
Learn about String Theory
via an intro at the Perimeter Insitute: String Theory 101
and these Berkeley class notes: An Introduction to String Theory.
A Lecture on Extra Dimensions at Stanford Linear Collider
Brian Greene's Elegant Universe Videos by NOVA
Donate your spare CPU cycles to gravity waves research via Einstein@Home