With String Theory concepts and experimental data reported in peer-reviewed journals, logical explanations are suggested for some of the current unanswered questions including: -Did our universe exist before the Big Bang? -How did the Big Bang start? -Where did the mass and energy in the universe come from? -How did the basic particles and forces get their attributes? -What started inflation? -What stopped inflation? -Did faster-than-light expansion occur during inflation? -Will our universe expand forever or crunch back? -Where does light come from? -Why can light be both a particle and a...