Complex sentence: In 1977, the television station channel 18 became KSCI and was broadcast from Los Angeles.It was owned by the Transcendental Meditation Movement and the call letters stood for Maharishi Mahesh Yogi's theoretical "Science of Creative Intelligence".
Split into simpler sentences: In 1977, the television station channel 18 became KSCI and was broadcast from Los Angeles. The call letters stood for the Maharishi's "Science of Creative Intelligence".