May 27, 2017 · This discussion focuses on the feasibility of building a hoverboard using air compression, inspired by the fictional hoverboard from "Back to the Future." Participants emphasize that while true …

Feb 21, 2023 · The SkySurfer Aircraft, designed by Hunter Kowald, is a personal multipropeller helicopter that raises significant safety concerns due to its exposed propellers. Discussions highlight …

Apr 18, 2020 · Join in expert discussion on quantum physics. Quantum physics is the mathematical description of the motion and interaction of subatomic particles. Quantum Mechanics and Field Theory.

Dec 23, 2014 · The discussion centers on solving the torque seesaw problem involving a 5 kg seesaw with a 10 kg block positioned 2 meters to the left of the fulcrum and a 0.5 m right block. The …

6 days ago · This discussion focuses on the performance of ChatGPT in solving mathematical problems and understanding complex concepts. Users report mixed results, with ChatGPT accurately solving …

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Jan 14, 2026 · Senri Kawaguchi, let's see you do this. Who is your favorite Jazz musician and what is your favorite song?

Sep 21, 2015 · Unfortunately I was in a hurry (I had to build two devices to levitate a "hoverboard" prop in 6 weeks...) and I ended up using dimensions I found online (look at Nicanor Apostol's work).

Oct 2, 2016 · Everybody learns the “quadratic formula” for solving equations of the form A x 2 + B x + C = 0, even though you don’t really need such a formula, because you can solve for x through the …

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