Can the future truly be changed, or are we on a predetermined path? Chris Woebken and Sascha Pohflepp on grasping at the fabric of reality:

Hermann Minkowski’s light cones gave us a visual idea of how the possible may be situated within relations of causality. Then, in the mid-20th century, those ideas were carried into the realm of geopolitics by the threat of nuclear war.

With a flight time of 30 minutes between the Soviet Union and the United States, rocket technology shrank the future to a point where speculation became a key asset in the arsenals of the superpowers. Big think tanks like the Californian RAND Corporation, scientists, and engineers were systematically mapping out possibility spaces.