Night and day, month after month, year after year, our ancestors dutifully recorded the passage of time on clay tablets, watching the heavens from stage towers

Offers evidence that visitors from outer space helped usher in humankind's first new age of scientific growth and spiritual enlightenment.

“Impey combines the vision of a practicing scientist with the voice of a gifted storyteller.”—Dava Sobel In this vibrant, eye-opening tour of milestones i

From the author of If Teacups Could Talk comes an inspiring and exquisitely designed book that celebrates the timeless pleasures of God's garden gifts. Filled w

What is the origin of the universe? What was there before the universe appeared? We are presently witnessing a second Copernican revolution: neither our Earth a