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Futurology
Jul 06, 2020
Unusual Catamaran with Wind Turbine Propulsion. There are many ways to power a ship with wind power. One way is to directly tie a windmill to the propeller. Such a ship can power directly into the wind unlike a regular sailboat.
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Futurology
Mar 01, 2020
Scientists Are Starting to Take Warp Drives Seriously, Especially This One Concept - the Alcubierre Warp Drive which might actually be feasible.
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Futurology
Feb 11, 2020
Ion Propulsion - The Plane With No Moving Parts
aviation
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Futurology
Oct 19, 2019
NASA engineer designs a near light speed engine, but does it work?
anton petrov
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whatdamath
Futurology
Oct 12, 2019
NASA engineer's 'helical engine' may violate the laws of physics - The “helical engine” exploits mass-altering effects known to occur at near-light speed, and the engineer has posted a paper describing the concept to NASA’s technical reports server.
em-drive
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