"From the author of 1491--the best-selling study of the pre-Columbian Americas--a deeply engaging new history that explores the most momentous biological event since the death of the dinosaurs. More than 200 million years ago, geological forces split apart the continents. Isolated from each other, the two halves of the world developed totally different suites of plants and animals. Columbus's voyages brought them back together--and marked the beginning...

"A new blockbuster science fiction adventure from world-wide phenomenon and #1 New York Times bestseller Christopher Paolini, set in the world of New York Times and USA Today bestseller To Sleep in a Sea of Stars. July 25th, 2234: The crew of the Adamura discovers the Anomaly. On the seemingly uninhabited planet Talos VII: a circular pit, 50 kilometers wide. Its curve not of nature, but design. Now, a small team must land and journey on foot across...

Follows the adventures of a young boy and his neighbor friend as they travel through a computer portal into outer space, where they explore such mysteries as black holes and the origins of the universe, while trying to evade an evil scientist.

Set against the backdrop of the race to exploit Africa by the colonial powers, a story of courage and adventure brings to life the rivalry between two enemies--a decorated soldier and a young aristocrat/Army officer--as they set out to find the mysterious headwaters of the Nile River. For millennia the location of the Nile River's headwaters was shrouded in mystery. Expeditions to find it were stymied by a giant labyrinthine swamp. In the 19th century...

Henry Worsley was a devoted husband and father and a decorated British special forces officer who believed in honor and sacrifice. He was also a man obsessed. He spent his life idolizing Ernest Shackleton, the nineteenth-century polar explorer, who tried to become the first person to reach the South Pole, and later sought to cross Antarctica on foot. Shackleton never completed his journeys, but he repeatedly rescued his men from certain death, and...

"Over the years, Dirk Pitt has always had a knack for finding trouble. This time, it has found him. The extraordinary new novel from the grand master of adventure and #1 New York Times-bestselling author. Pitt, the director of the National Underwater and Marine Agency, is on the Black Sea, helping to locate a lost Ottoman shipwreck, when he responds to an urgent Mayday - "Under attack!"--A nearby freighter. But when he and his colleague Al Giordino...

"The human story has always been one of perseverance--often against remarkable odds. The most astonishing survival tale of all might be that of 16th-century Dutch explorer William Barents and his crew of sixteen, who ventured farther north than any Europeans before and, on their third polar exploration, lost their ship off the frozen coast of Nova Zembla to unforgiving ice. The men would spend the next year fighting off ravenous polar bears, gnawing...

"An American frigate tracks down a ship-sinking submarine commanded by the mysterious Captain Nemo." *** "The voyage of the 'Nautilus' permitted Verne to describe the wonders of an undersea world almost totally unknown to the general public of the period. Indebted to literary tradition for his Atlantis, he made his major innovation in having the submarine completely powered by electricity, although the interest in electrical forces goes back to Poe...

"The riveting tale of two pioneering botanists and their historic boat trip down the Colorado River and through the Grand Canyon. In the summer of 1938, botanists Elzada Clover and Lois Jotter set off to run the Colorado River, accompanied by an ambitious and entrepreneurial expedition leader, a zoologist, and two amateur boatmen. With its churning waters and treacherous boulders, the Colorado was famed as the most dangerous river in the world. Journalists...

George is heartbroken when his neighbor Annie and her space-scientist father move to Florida, but when Annie sends him a secret message telling him she has been contacted by aliens with a terrible warning, he joins her in a galaxy-wide search for answers.