A new study published in Nature demonstrates a significant advancement in quantum computing, achieving a record-breaking 99.9% fidelity in two-qubit gate operations. This milestone, reached by researchers using silicon-based spin qubits, marks a crucial step toward building fault-tolerant quantum computers capable of solving complex problems beyond the reach of classical machines. The team’s approach focused on improving the precision and control of quantum interactions, reducing error rates to a level where error correction becomes viable. While scaling to the thousands of qubits needed for practical applications remains a major challenge, this breakthrough in silicon—a material compatible with existing semiconductor manufacturing—is seen as a promising path forward for the industry. For the full details, read the complete article at the source.