Water may seem to be everywhere, but for a rising portion of the world’s population, there may soon be hardly a drop to drink -or to use for growing food, supporting industries and cities, and preserving life-giving ecosystems.
During total eclipses of the sun, at least one ancient culture performed mass human sacrifice to placate the gods. While our understanding of these celestial phenomena has grown, the author rediscovers the scientific curiosity they engender.
One of the nation’s foremost computer scientists, exasperated by the unfriendliness of today’s computer systems, suggests what designers can do to make machines serve human needs–rather than the other way around.
150 years after Thomas Edison’s birth, his record of 1,093 diverse patents is still unrivaled. A massive effort to catalogue his voluminous collection of papers and artifacts is yielding clues to account for his phenomenal success.