Experimentum crucis
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In science, an experimentum crucis is an experiment capable of decisively determining whether or not a particular hypothesis or theory is superior to all others whose acceptance is currently widesprea
Isaac Newton performing his crucial prism experiment – the 'experimentum crucis' – in his Woolsthorpe Manor bedroom. Acrylic painting by Sascha Grusche (17 Dec 2015)
Hypothesis
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A hypothesis is a proposed explanation for a phenomenon. A scientific hypothesis must be based on observations and make a testable and reproducible prediction about reality, in a process beginning wit
The hypothesis of Andreas Cellarius, showing the planetary motions in eccentric and epicyclical orbits