Quantum Echoes key step toward real-world quantum computing: Google - Business Standard

Home / Technology / Tech News / Quantum Echoes key step toward real-world quantum computing: GoogleQuantum Echoes key step toward real-world quantum computing: GoogleThe company said the discovery marks the first-ever verifiable quantum advantage, meaning the results can be independently repeated and confirmed by other quantum systemsAdvertisementThe company said this achievement could revolutionise how researchers design new drugs, build better batteries, and study materials for cleaner energy and quantum technologies.Rishika Agarwal New Delhi 2 min read Last Updated : Oct 23 2025 | 10:51 AM ISTListen to This Article In a major leap in quantum computing, Google announced that its new Quantum Echoes algorithm has outperformed even the world’s fastest supercomputers, running 13,000 times faster on its Willow quantum chip. In a blog post on Wednesday, the company said the discovery marks the first-ever verifiable quantum advantage, meaning the results can be independently repeated and confirmed by other quantum systems. “This is the first time a quantum computer has successfully run a verifiable algorithm that surpasses classical supercomputers,” Google said, adding that the achievement brings the technology closer to real-world applications in fields such as medicine, materials science, and energy. Quantum Echoes algorithm The new algorithm, called Quantum Echoes, uses a method that acts like an ultra-precise quantum 'echo'. Google explained that scientists send a controlled signal into the quantum system, slightly disturb it, and then reverse the process to detect the 'echo' that bounces back. This allows them to measure minute quantum effects that are impossible to capture using traditional computers. ALSO READ: India, UK quantum computing collaboration in focus ahead of UK PM's visit Also Read Samsung working on AI glasses with Google following Galaxy XR headset debutGoogle invites Superfans to test upcoming Pixel Phones before public launchDelhi HC asks Google to remove misleading and deepfake content on SadhguruYouTube redesigns video player across web, mobile app, and TV: What's newGoogle Meet adds AI-powered makeup filter to enhance your on-screen look The company said that the Quantum Echoes algorithm worked because of the advanced Willow quantum chip. "Last year, Willow showed its power with a test called Random Circuit Sampling, which measures how complex a quantum system can be. Quantum Echoes is different because it models a real physical experiment, testing both complexity and precision. That’s why it’s called 'quantum verifiable', where another similar quantum computer can check and confirm the results," Google said. Real-world applications Google Quantum AI's Founder and Lead Hartmut Neven, and the company's Director of Quantum Pathfinding Vadim Smelyanskiy, said that quantum computers can help scientists study how atoms and particles interact and understand the shapes of molecules. The company said this achievement could revolutionise how researchers design new drugs, build better batteries, and study materials for cleaner energy and quantum technologies. "Just like the telescope and microscope opened up new worlds, this experiment is a step toward a 'quantum-scope' — a tool that could measure natural phenomena previously impossible to see. This could help in drug discovery, materials science, and even in designing better components for quantum computers themselves," they said.More From This SectionSnapchat's Imagine Lens brings text-to-image AI to all users: How it worksLost a Pixel Bud? Google now sells 'replacement' pieces in India: DetailsSamsung's Galaxy XR headset debuts at half the price of Apple's Vision ProAnthropic in talks with Google for multibillion-dollar cloud dealOpenAI launches web browser 'Atlas' to compete with Google ChromeTopics : Google quantum computer Google's quantum computer quantum leap BS Web ReportsDon't miss the most important news and views of the day.