لا توجد معرفة مطلقة في العلم
المصادر https://www.themarginalian.org/2013/08/16/interaction-of-color-josef-albers-50th-anniversary/ https://www.livescience.com/24509-light-wave-particle-duality-experiment.html https://pressbooks.online.ucf.edu/astronomybc/chapter/24-3-tests-of-general-relativity/ https://astronomy.com/magazine/news/2021/02/the-beginning-to-the-end-of-the-universe-how-black-holes-die