You've no doubt heard about the "theory of relativity"...but do you understand it? How much do you know about quantum physics? In six episodes, this Korean-made science program offers viewers a physics primer that both revisits Newton and Einstein while also profiling cutting-edge research in string theory and how it relates the way light assists human perception. 5 hrs. total on two discs. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; Subtitles: English.