John Serson invented the first gyroscope, nicknamedthe whirling speculum, in 1743. In bad weather, he used the apparatus as a level to identify the horizon. Numerous other advancements on this model continued to develop independently throughout the 19thcentury. What causes gyroscope drift? The gyro...
Who's-Who is likely named after the card game of the same name invented by games scholar David Parlett, fitting with the card game-themed naming scheme of the Shinuchi.[53] Who's-Who's favorite food is crab paella.[8] Who's-Who's hobby is gambling with cards.[54]...
Instead the heading had to be determined from a gyro, which was initially calibrated by measuring the pitch and roll of the Rover using an attitude indicator and measuring the Rover’s orientation with respect to the Sun using a “Sun shadow device”. Here’s a picture of the Rover’s das...
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It was John who invented something groudbreaking and it was called: KML. KML stood for Keyhole Markup Language and has gone on to become a phenomenon that enables one of the most prolific ways to exchange geographic information. Much like you and I can easily exchange and read PDF documents...