Archive: https://archive.today/UScDr From the post: >>Uranium (U) is the poster child for nuclear fission reactors—the most common type of nuclear reactor we have. Most fission reactors are fueled by the isotope uranium-235 (it even made its way into The Simpsons as the glowing green sludge that spawns mutant fish), but despite its star status in pop culture and nuclear physics, uranium is not the only heavy metal that can release a tremendous amount of power when its nuclei are split.