Popular Posts

• Tycho and Kepler: The Unlikely Partnership That Forever Changed Our Understanding of the Heavens

  On his deathbed in 1601, the Danish nobleman and greatest naked-eye astronomer, Tycho Brahe, begged his young colleague, Johannes Kepler, “Let me not seem to have lived in vain.” For more than thirty years– mostly in his native Denmark and then in Prague under the patronage of the Holy Roman Emperor, Rudolph II– Tycho had [...]

• New Theories of Everything

  Will we ever discover a single scientific theory that tells us everything that has happened, and everything that will happen, on every level in the Universe? The quest for the theory of everything – a single key that unlocks all the secrets of the Universe – is no longer a pipe-dream, but the focus of [...]

• Race To Mars

  Scheduled for its television premier in September and October of this year, the exciting series Race to Mars will be presented on the Discovery Channel in the United States and Canada. This beautiful book–the program’s companion volume–describes the dramatic chain of events that will ultimately send human beings to Mars. The story begins in ancient [...]

• Ragnarok : the Age of Fire and Gravel

  This book was converted from its physical edition to the digital format by a community of volunteers. You may find it for free on the web. Purchase of the Kindle edition includes wireless delivery.

• Mars Wars: The Rise and Fall of the Space Exploration Initiative

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