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4. Post-it Notes. Who: Spencer Silver, American chemist When: 1980 How it was created: While working on discovering a strong adhesive, Silver created low-tack glue that stuck to objects but could ...
A distinction is drawn between a discovery and an invention, as discussed for example by Bolesław Prus. [8] However, discoveries and inventions are inextricably related, in that discoveries lead to inventions, and inventions facilitate discoveries; and since the same phenomenon of multiplicity occurs in relation to both discoveries and ...
The timeline of historic inventions is a chronological list of particularly significant technological inventions and their inventors, where known. [ a ] The dates in this article make frequent use of the units mya and kya , which refer to millions and thousands of years ago, respectively.
Image credits: Sasha Weilbaker #7 Solar Panels. While both solar panels and plant leaves harvest energy from the sun, a team at Princeton University took biomimicry in solar panels a step further ...
3rd century BC: Archimedes calculates areas and volumes relating to conic sections, such as the area bounded between a parabola and a chord, and various volumes of revolution. [55] 3rd century BC: Archimedes discovers the sum/difference identity for trigonometric functions in the form of the "Theorem of Broken Chords". [45]
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
Rotating wheel space station; Self-replicating spacecraft; Skyhook; Solar thermal rocket; Space coach [44] Space dock; Space elevator; Space fountain; Space gun; Space mirror; Space tether; Space tug; Spomified asteroid; Stanford torus; Starlifting; Starseed launcher; StarTram; Statite; Stellar engine; Sun scoop; Terraforming; Terrascope [45 ...
2016 – Topological order – topological phase transitions and order – recognized (Nobel prize, David J. Thouless, F. Duncan M. Haldane and J. Michael Kosterlitz) 2019 – First image of a black hole; 2023 – Experimental evidence of stochastic Gravitational wave background [14]