The award-winning former editor of Science News shows that one of the most fascinating and controversial ideas in contemporary cosmology—the existence of mult

The Heavens is a stunning photo journey of the cosmos designed to guide you and your family in an amazing exploration of God's creation. This full-color, apolog

AS THE WORLD BURNS, ONLY A DREAMER CAN SAVE IT New York, 2000. The United Nations has just planted its flag on Mars, and a Green Party senator is about to becom

The Heavens on Earth explores the place of the observatory in nineteenth-century science and culture. Astronomy was a core pursuit for observatories, but usuall

In honor of the International Year of Astronomy and the 400th anniversary of Galileo Galilei's first astronomical observations, the Vatican and its century-old