Using space photographs and scaled maps, demonstrates the actual size of objects in the cosmos, from Buzz Aldrin's historic footprint on the Moon to the entire

This book explores how we can measure consciousness. It clarifies what consciousness is, how it can be generated from a physical system, and how it can be measu

An epic, full-color visual journey through all scales of the universe In The Zoomable Universe, the award-winning astrobiologist Caleb Scharf and the acclaimed

Over 100,000 copies of this spectacular journey have already been sold. In forty-two consecutive scenes, each at a different `power of ten` level of magnificati

Recounts the mathematical reasoning which was used to calculate first the size of the earth, then the solar system, and so on up to the universe.