Assertion: uranium | /r/CapableOf | rise to prominence
Facets:
value: in 1938
type: TEMPORAL
value: with the discovery of nuclear fission
type: TEMPORAL
Source sentences:
text: Uranium was first discovered by Martin Heinrich Klaproth in 1789 but rose to prominence in 1938 with the discovery of nuclear fission, in which an isotope of uranium, U-235, is split at the atomic level, releasing a great amount of energy.