A modern exploration of ancient wisdom relating to psychoactive plants. The ancient ritual drink used in religious ceremonies and known as soma in India and as haoma in the Zoroastrian tradition is praised in the highest terms - as a kind of deity - in both Zoroastrian and Vedic texts, which date from around 1,700 - 1,500 BCE. It is said to provide health, power, wisdom and even immortality. Many theories have...