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October 21, 2021 Archives

Thursday, October 21, 2021

CONTINUITY: From 1947—Office Automation Before the Computer

Posted at 13:28 Permalink

CONTINUITY: The Case for Anarchy with Michael Malice and Glenn Beck

Michael Malice's book, The Anarchist Handbook, is a collection of classic works on anarchism by authors including Proudhon, Bakunin, Spooner, Kropotkin, and Rothbard.

Posted at 12:55 Permalink

CONTEXT: Ducks in a Row

The full paper is “Wave-riding and wave-passing by ducklings in formation swimming”.

Posted at 12:13 Permalink

CONTINUITY: Ariane 6 Launch Complex

The first flight of Ariane 6 is now expected to be in late 2022. Cost per launch is estimated at €75 million for the two solid booster version (10.35 tonnes to low Earth orbit [LEO]) and €115 million for four solid boosters (21.65 tonnes to LEO). By comparison, the SpaceX Falcon 9 costs around US$ 50 million (~ €43 million) for a launch with recovery of the first stage, with payload of 15.6 tonnes to LEO.

Posted at 11:49 Permalink