Science & Technology What is the no. 1 expensive material in the world? February 6, 2026 by Myaya | Leave a Comment In the world of materials, antimatter holds the title as the most expensive substance, with an estimated cost of $62.5 trillion per gram. This astronomical price is due to the immense energy and advanced technology required for its production and storage. What Makes Antimatter So Expensive? Antimatter is the counterpart to ordinary matter, consisting of […] Read more ยป