US offers $215M to accelerate fault-tolerant quantum computing

The U.S. Department of Energy (DOE) has launched a competition offering up to $215 million in planned funding to accelerate the development of fault-tolerant quantum computers capable of tackling scientific problems beyond the practical reach of conventional computing.

The Quantum Genesis Q Competition is seeking proposals from private-sector companies to build and deploy scientifically relevant quantum computers with at least 100 logical qubits capable of performing hundreds of millions of fault-tolerant operations. The agency announced the initiative on September 17.

From fragile qubits to useful quantum computers

Today’s quantum computers are built from physical qubits that are highly susceptible to errors caused by noise and imperfections. Fault-tolerant quantum computing aims to overcome this problem by encoding information across multiple physical qubits to create more reliable logical qubits, along with error-correction techniques that allow calculations to continue despite individual errors.

That distinction makes the DOE’s target significant. Rather than simply counting the number of physical qubits in a machine, the competition focuses on systems capable of demonstrating useful computation with at least 100 logical qubits.