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A proof test is a form of stress test to demonstrate the fitness of a load-bearing or impact-experiencing structure. An individual proof test may apply only to the unit tested, or to its design in general for mass-produced items. Such a structure is often subjected to loads above those expected in actual use, demonstrating safety and design margin.
The Turing test, originally called the imitation game by Alan Turing in 1949, [2] is a test of a machine's ability to exhibit intelligent behaviour equivalent to that of a human. In the test, a human evaluator judges a text transcript of a natural-language conversation between a human and a machine. The evaluator tries to identify the machine ...
Life functions through the specialized chemistry of carbon and water, and builds largely upon four key families of chemicals: lipids for cell membranes, carbohydrates such as sugars, amino acids for protein metabolism, and nucleic acid DNA and RNA for the mechanisms of heredity. Any successful theory of abiogenesis must explain the origins and ...
Artist's proof, a single print taken during the printmaking process; Galley proof, a preliminary version of a publication; Prepress proof, a facsimile of press artwork for job verification; Proof coinage, coins once made as a test, but now specially struck for collectors; Proof of concept, demonstration that a concept has practical potential
Empirical evidence is evidence obtained through sense experience or experimental procedure. It is of central importance to the sciences and plays a role in various other fields, like epistemology and law.
Leibowitz’s new book, How to Winter, builds on what she learned about how people not only tolerate cold, dark, difficult days, but thrive during them. Much of it dives into science around the ...
5 minutes could get you up to $2M in life insurance coverage — with no medical exam or blood test Lock in juicy quarterly income through this $1B private real estate fund — even if you’re ...
New Black Friday deals just added to Nordstrom's sale racks including UGG, Kate Spade, NuFACE, Monica Vinader and Hoka.