Despite the widespread belief that natural is better when it comes to sex, pregnancy, and parenting, most of us have no idea what “natural” really means; the origins of our reproductive lives remain a mystery. Why are a quarter of a billion...
An exploration of mankind's fascination with worlds beyond our own-by the bestselling author of The Physics of Star Trek
Lawrence Krauss -an international leader in physics and cosmology-examines our long and ardent romance with parallel universes,...