Natural sciences

Dannion and Kathryn Brinkley offer inspired and practical insights for those who want to enrich their individual life in a way that benefits not only themselves, but uplifts the entire planet.

A preeminent parapsychologist's myth-shattering, mind-expanding manifesto, "The Conscious Universe" unveils the latest scientific proof of psychic phenomena, reveals the extent to which corporations, ...

A HarperElixir Book The beloved teacher of spiritual wisdom and author of the phenomenal New York Times and international bestseller The Four Agreements takes readers on a mystical Toltec-inspired personal journey, introducing us to a deeper level of spiritual teaching and awareness. In 2002, Don Miguel Ruiz suffered a near fatal heart attack that left him in a nine-weeks-long coma.

A thoroughly revised edition of the much-sought-after early work by Terence and Dennis McKenna that looks at shamanism, altered states of consciousness, and the organic unity of the King Wen sequence of the I Ching.