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A machine fly, alternatively called a seated lever fly or "pec deck" fly is a strength training exercise based on the free weight chest fly. As with the chest fly, the hand and arm move through an arc while the elbow is kept at a constant angle. Flyes are used to work the muscles of the upper body, primarily the sternal head of the pectoralis ...
The inverted fly (also known as a bent-over lateral raise, reverse fly, or rear delt fly) works the posterior deltoid. This movement is the opposite of a chest fly. The exercise is performed with the torso parallel to the ground, facing down, with the hands in front of the face.
Body for Life (BFL) is a 12-week nutrition and exercise program, and also an annual physique transformation competition. The program utilizes a low-fat high-protein diet.It was created by Bill Phillips, a former competitive bodybuilder and previous owner of EAS, a manufacturer of nutritional supplements.
A Rube Goldberg machine, named after American cartoonist Rube Goldberg, is a chain reaction–type machine or contraption intentionally designed to perform a simple task in an indirect and (impractically) overly complicated way. Usually, these machines consist of a series of simple unrelated devices; the action of each triggers the initiation ...
Ukraine is using Steam Decks to control remote turret guns on the battlefield. Steam Deck is a popular platform used for playing video games. A video shared online shows the device in action.
Flying Machines Which Do Not Fly" is an editorial published in the New York Times on October 9, 1903. The article incorrectly predicted it would take one to ten million years for humanity to develop an operating flying machine. [1] It was written in response to Samuel Langley's failed airplane experiment two days prior.
Moon Machines is a Science Channel HD documentary miniseries consisting of six episodes documenting the engineering challenges of the Apollo program to land men on the Moon. It covers everything from the iconic Saturn V to the Command Module , the Lunar Module , the Space Suits , the Guidance and Control Computer , and the Lunar Rover .
A human-powered aircraft (HPA) is an aircraft belonging to the class of vehicles known as human-powered transport.. As its name suggests, HPAs have the pilot not only steer, but power the aircraft (usually propeller-driven) by means of a system similar to a bicycle or tricycle: a pair of pedals, moved by the pilot's feet that turns a gear, which then moves a bicycle chain, which then rotates a ...