Scientists studying debris from the atomic bombing of Hiroshima say they have identified a metal-like material that had never been documented on Earth before. The finding comes from an analysis of microscopic grains preserved within fallout left behind by the blast.

According to the report, researchers focused on tiny particles hidden in the debris and found evidence of an unusual substance created under the extreme conditions of the explosion. The study suggests the atomic bomb did more than destroy the city in an instant; it also produced a completely new material.

The discovery highlights how rare and violent events can generate substances that do not normally form in nature. By examining fallout from Hiroshima in detail, scientists are gaining a better picture of how intense heat, pressure and vaporized material can combine in unexpected ways.

While the article snippet does not detail the full composition of the material, the research points to a unique product of the Hiroshima blast that had not previously been observed on Earth. The work adds a new scientific dimension to the lasting record of one of history’s most devastating wartime events.