It is one of the most potent mood-changing chemicals ever discovered.  But could LSD be the next wonder drug in your doctor's arsenal?  Outlawed in 1970, the street drug developed a dangerous counterculture reputation, capable of inspiring either moments of genius or a descent into madness.  Its unpredictable nature made the discoverer of LSD, Swiss chemist Albert Hoffman, believe it could either be "a tool to turn us into what we are supposed to be" or "hurt you, disturb you, make you crazy." 

Now, science is taking a fresh look into this psychedelic world, including the first human LSD trials in more than 35 years. From psychedelics given to terminally ill patients, to reputedly the "world's purest LSD" administered in lab experiments, Inside: LSD investigates why some researchers believe this drug could become the pharmaceutical of the future - enhancing brain power, expanding creativity and even curing mental illness.  

LSD's inventor Albert Hofman called it "medicine for the soul." The Beatles wrote songs about it. Secret military mind control experiments sought to exploit its hallucinogenic powers. Outlawed in 1966, LSD became a street drug and developed a reputation as the dangerous toy of the counterculture, capable of inspiring either moments of genius, or a descent into madness.

Now science is taking a fresh look at LSD including the first human trials in over 35 years, researchers are finding that this trippy drug could become the pharmaceutical of the future.