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Sep. 22, 2021 — First used for battle in China in about 900 A.D., gunpowder spread throughout Eurasia by the end of the 13th century, eventually revolutionizing warfare as a propellant in firearms and artillery. ...
July 11, 2023 — Structural engineers are familiar with seventeenth-century scientist Robert Hooke's theory that a hanging chain will mirror the shape of an upstanding rigid arch. However, new research now shows ...
Sep. 3, 2021 — Researchers use statistical methods on video data to quantitatively determine the biomechanical techniques correlated with successful judo throws. This work may assist in developing supervised or ...
Sep. 27, 2023 — Scientists unveil exciting possibilities for the development of highly efficient quantum ...
Nov. 9, 2021 — Minimizing the measurement effects preserves coherence across engine cycles and improves the power output and ...
May 11, 2021 — Researchers have designed a remarkably fast engine that taps into a new kind of fuel -- information. This engine converts the random jiggling of a microscopic particle into stored energy. It could ...
Oct. 18, 2021 — A material used in running shoes and memory foam pillows has inspired the design of a 3D-printed product that could help protect buildings from collision damage and other high impact forces, ...
June 7, 2022 — Researchers carefully studied bubbles that form when water droplets come into contact with heated cooking oil and found that the type and number of bubbles formed depends on the amount of water ...
Oct. 6, 2022 — Wear and tear in engines contributes to a lot of wasted fuel and can be dangerous for operators. Now, a collaborative group has created a way to computationally predict wear and tear in piston ...
June 18, 2021 — An incredibly light new material can reduce aircraft engine noise and improve passenger comfort. The graphene oxide-polyvinyl alcohol aerogel weighs just 2.1kg per cubic meter, making it the lightest ...
