Mantle (geology) Mantle (geology) The mantle is a layer inside a planetary body bounded below by a core and above by a crust. Mantles are made of rock or ices, and are generally the largest and most massive layer of the planetary body. Mantles are characteristic of planetary bodies that have undergone differentiation by density. All terrestrial planets (including Earth), a number of asteroids, and some planetary moons have mantles. The Earth's mantle is a layer of silicate rock between the crust and the outer core. Its mass of 4.01 × 10 kg is 67% the mass of the Earth. It has
What the Bleep Do We Know!? Do We Know!?—Discovering the Endless Possibilities of Your Everyday Reality". HCI president Peter Vegso stated that in regard to this book, "What the Bleep is the quantum leap in the New Age world," and "by marrying science and spirituality, it is the foundation of future thought." On August 1, 2006 "What the Bleep! Down the Rabbit Hole - Quantum Edition" multi-disc DVD set was released, containing two extended versions of "What the Bleep Do We Know!?," with over 15 hours of material on three double-sided DVDs. The film features interview segments of: What the Bleep Do We Know!? What the