Watch The Inexplicable Universe: Unsolved Mysteries Episode 1 HD Full Free on SolarMovie. Watch The Inexplicable Universe: Unsolved Mysteries tv series online free. Everything we now know about the universe-from the behaviour of quarks to the birth of entire galaxi...Everything we now know about the universe-from the behaviour of quarks to the birth of entire galaxies-has stemmed from scientists who've been willing to ponder the unanswerable.