Ernest Rutherford is the name of the scientist who discovered that atoms have positively charged nuclei.
Isaac Newton was the scientist who first discovered that white light is a mixture of a rainbow spectrum of light rays through his experiments with prisms in the 17th century.
wegener alfred
George G. Strokes, a British scientist, first discovered fluorescence when he used ultraviolet light to light fluorspar, a type of rock.
Mary Leakey
Anders Celsius.
Andreas Vesalius
still not known....
Martin Heinrich Klaproth, in 1789.
Scientists did not discover chicken. Humans as race did.
He discovered that light energy is important for photosynthesis. AD 1845
Ibn al-Haytham, also known as Alhazen, was the Muslim scientist who discovered that light travels in a straight line. His work on optics and the nature of light significantly influenced the development of the scientific method in early Islamic science.