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July 5, 2021 Archives

Monday, July 5, 2021

CONTEXT: Kerguelen—A Bit of France in the South Indian Ocean

Posted at 14:36 Permalink

TRACKING WITH CLOSEUPS: Conquering the Demons of Quantum Field Theory

Posted at 14:03 Permalink

CONTEXT: From 1958—“Ditching Techniques for Transport Aircraft”

This is a military training film directed to cabin crew on transport aircraft. In the era of piston engines, ditching was always a possibility on long over-water flights, even in four engine planes.

Posted at 12:11 Permalink

CONTINUITY: Sixty Years Later—Space Debris Still in Orbit

The primary payload of the Thor Ablestar 008 launch was a Transit navigation satellite for the U.S. Navy. These satellites were launched into 1100 km polar orbits, which is higher than many low Earth orbit satellites, so debris from the rocket booster takes much longer to decay and re-enter.

Posted at 11:29 Permalink