One of the world's best-known writers on mountaineering recalls his climbing career and reconsiders the cost of this most perilous sport.

What compels mountain climbers to take the risks that they do? Is it the thrill in the physical accomplishment, in managing to defy the odds, or both -- and why

ABOUT THE BOOK In this book, I have chosen sometimes to be deliberately vague about the name and location of certain prehistoric ruins and rock art. Such an eth

From his youthful second ascent of the north ridge of Mount Kennedy in the Yukon’s Saint Elias Range, an in-and-out on skis for which he had not entirely lear

People, problems, and proofs are the lifeblood of theoretical computer science. Behind the computing devices and applications that have transformed our lives ar