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On July 16, 1945, the first detonation of an atomic bomb—known as the trinity test— changed the course of history and left an indelible mark on the New Mexico desert. The explosion of the plutonium device released energy equivalent to 21 kilotons of TNT, enough to vaporize the 30-meter test tower, the kilometers of copper cables connecting the recording instruments, and the desert sand itself. All this material, carried by the immense fireball, rained down in the form of molten glassy fragments, creating a unique form of matter known today as trinite. The vast majority of this trinite is a classic green color, but there is a much rarer variant called “red trinite,” whose color is attributed to the presence of copper oxide formed when transmission lines vaporized in the explosion. It is precisely inside this rare variant where scientists have discovered unprecedented crystalline structures. The violent conditions of the detonation subjected the materials to temperatures of around 1,500 °C and extreme pressures of 5 to 8 gigapascals. The matter vaporized, mixed, and cooled so extremely quickly—in a matter of seconds—that the atoms did not have time to organize themselves into stable structures, forging forms of matter that had never existed on our planet. An unprecedented find. Almost 80 years after that first nuclear explosion, an international research team led by Luca Bindi, a geologist at the University of Florence, has managed to identify a new material hidden in these samples. As the research explainsit is a “clathrate”: a cage-shaped chemical network that traps other atoms inside. This new crystal is built with 12- and 14-sided silicon cages that enclose atoms of calcium, copper, and small amounts of iron. It represents the first time that the presence of a clathrate among the solid products of a nuclear explosion has been crystallographically confirmed. That this discovery comes now, in 2026, is no coincidence. Samples of red trinitite are extremely rare and difficult to obtain, and only recent advances in mining techniques x-ray diffraction At a nanoscopic scale, they have made it possible to identify such tiny structures within metallic microdroplets embedded in glass. The technology simply was not up to par with the material before. The quasicrystal that arrived first. The story becomes even more fascinating because this discovery joins another monumental find made by the same team in 2021: the identification of a quasicrystal in the same little red trinity. Unlike ordinary crystals—such as salt or quartz, which have a precisely repeating atomic pattern—quasicrystals break the rules of classical crystallography. Its atoms are ordered, but without periodically repeating themselves, which generates symmetries that are prohibited in a conventional crystal. The one found at Trinity exhibits five-fold icosahedral symmetry and is composed of silicon, copper, calcium and iron. It is not only the quasicrystal created by the oldest known human being: has the incredible property that its exact moment of creation was indelibly recorded in historical records. The decisive role of copper. The most elegant thing about the new study is the mechanism that explains why two such different structures were formed in the same explosion. The key was the concentration of copper available during cooling. In the microzones where copper levels were low —about 10 to 11%— conditions allowed the clathrate cage structure to stabilize. Where there was more copper, that same structure collapsed and the atoms rearranged themselves in the forbidden geometry of the quasicrystal. Two radically different destinies, separated by a microscopic difference in chemical composition, at the same time and in the same place. The power of natural laboratories. Discovering these architectures on a microscopic scale is revolutionary because, as Terry C. Wallace explainsdirector emeritus of Los Alamos National Laboratory and co-author of the quasicrystal research, these structures require extreme environments that rarely exist on Earth: colossal shocks, temperatures and pressures, comparable only to the hypervelocity impacts of meteorites or nuclear detonations themselves. Destructive events that, paradoxically, act as laboratories capable of producing what no conventional laboratory can replicate. A tool for global security. Beyond materials science, this type of research has direct applications in the field of nuclear nonproliferation. Understanding the design of other countries’ nuclear weapons programs is an enormous forensic challenge. Scientists often track radioactive gases and waste in test areas, but those signatures inevitably decay over time. The crystals formed at the site of the explosion, on the other hand, are practically eternal. The red trinitite samples still preserve radioactive isotopes that allow variables such as the exact distance to the hypocenter of the explosion to be calculated with great precision. Wallace sums it up clearly: If science can establish a precise thermodynamic explanation for how these crystals form, a complete picture of the bomb and the materials used could be obtained, giving the world a new tool to monitor illicit nuclear explosions. A timestamp that cannot be falsified or deleted. The paradoxical legacy of Trinity. The study of trinitite demonstrates how matter is capable of reorganizing itself in astonishing ways under unimaginably hostile conditions. It is an almost poetic paradox that an event designed for destruction has left, 80 years later, a hidden legacy of microscopic geometric perfection that is useful today for the human future. This discovery is not only a window into the creation of cutting-edge energy materials and technologies, but it functions as a compass for future research. As the experts conclude in his academic publicationexamine the remains of other extreme and fleeting natural phenomena, such as fulgurites forged by lightning strikes or rocks subjected to meteorite craters, could continue to reveal unusual configurations of matter. Even today, hidden beneath the scars of destruction, structures await that continue to challenge our fundamental understanding of the universe. Image | PNAS and Unsplash Xataka | Europe throws away 16 billion a year in electronic waste. Spain has just turned on the first oven in Europe to recover them