Hydrogen-powered cars, power stations and portable chargers all rely on fuel cells. At the heart of each fuel cell is a catalyst that speeds up the reaction between hydrogen and oxygen to produce electricity and water. These catalysts are typically made of platinum—which costs nearly as much as...
Source: [Phys.org](https://phys.org/news/2026-09-fivemetal-alloy-scientists-ultrastable-catalyst.html)