Planetary core has an observed magnetic field, which is believed to be generated within its metallic core. Mercury's core occupies 85% of the planet's radius, making it the largest core relative to the size of the planet in the Solar System; this indicates that much of Mercury's surface may have been lost early in the Solar System's history. Mercury has a solid silicate crust and mantle overlying a solid iron sulfide outer core layer, followed by a deeper liquid core layer, and then a possible solid inner core making a third layer. The composition of Venus' core varies significantly depending on the
What the Bleep Do We Know!? plays the role of everywoman as she experiences her life from startlingly new and different perspectives. In the documentary segments of the film, interviewees discuss the roots and meaning of Amanda's experiences. The comments focus primarily on a single theme: "We create our own reality." The director, William Arntz, has described "What the Bleep" as a movie for the "metaphysical left". Work was split between Toronto-based Mr. X Inc., Lost Boys Studios in Vancouver, and Atomic Visual Effects in Cape Town, South Africa. The visual-effects team, led by Evan Jacobs, worked closely with the other film-makers to create visual metaphors