The Doomsday Clock is an internationally recognized design that conveys how close we are to destroying our civilization with dangerous technologies of our own making. First and foremost among these are nuclear weapons, but the dangers include climate-changing technologies, emerging... Read More
Governments and academics alike have struggled to define terrorism. A 1988 academic study identified 109 variations. As the following definitions of terrorism show, decades of debate have not brought us any closer to consensus.