The ability to analyze a situation based on its context, using millions of integrated pieces of common knowledge. Currently, computers lack common sense. To quote Marvin Minsky: "Deep Blue might be able to win at chess, but it would not know to come in from the rain."
Articles on KurzweilAI.net that refer to Common SenseThe Open Mind Common Sense Project By Push Singh
Artificial Intelligence in the World Wide Web By David G. Stork
Ethics for Machines By J. Storrs Hall
What Is Artificial Intelligence? By John McCarthy
The Age of Intelligent Machines: Thoughts About Artificial Intelligence By Marvin Minsky
Can a Machine Think? By Clinton W. Kelly
Embrace, Don't Relinquish, the Future By Max More
The Age of Spiritual Machines: Glossary By Ray Kurzweil
Essentials of General Intelligence: The direct path to AGI By Peter Voss
In Memoriam: Push Singh (1972-2006) By James Hendler
News Articles that refer to Common SenseGuess who's smarter
A veritable cognitive mind
It's 2001. Where Is HAL?
It's 2001, where is HAL?
Cyc: The World in a Box
Are We Spiritual Machines?: Ray Kurzweil vs. the Critics of Strong A.I.
Why A.I. Is Brain-Dead
CRN endorses parts of Greenpeace nanotech report
Common sense boosts speech software
If Search Engines Could Read Your Mind
Common Sense Systems
Supply neural net based advanced process control software and consulting services to industrial manufacturing companies. Maybe they can keep Deep Blue dry in bad weather?