Google\u2019s Willow chip has achieved the world\u2019s first verifiable quantum advantage, running a complex algorithm 13,000 times faster than one of the fastest supercomputers<\/p>\n
Google CEO Sundar Pichai announced a major milestone in quantum computing through a post on X, formerly Twitter. He revealed that Google\u2019s Willow chip had achieved the first-ever verifiable quantum advantage. According to Pichai, the chip executed a complex algorithm 13,000 times faster than the best classical algorithm running on one of the world\u2019s fastest supercomputers.<\/p>\n
The post quickly drew attention from Tesla CEO Elon Musk, who responded, \u201cCongrats. Looks like quantum computing is becoming relevant.\u201d<\/p>\n
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Pichai elaborated that the breakthrough, published in Nature, involved running a new algorithm called Quantum Echoes. This algorithm can describe interactions between atoms in a molecule using nuclear magnetic resonance, potentially aiding advances in drug discovery and materials science. Crucially, the results are verifiable, meaning they can be repeated by other quantum systems or validated through experimental methods.<\/p>\n
Why the Willow chip breakthrough matters<\/p>\n
This marks the first time a quantum computer has conclusively outperformed a supercomputer in a verifiable manner. Using the Willow chip, researchers ran Quantum Echoes, also known as the out-of-order time correlator (OTOC), to explore how information spreads in quantum systems such as molecules, magnets, and even black holes.<\/p>\n
The experiment\u2019s success establishes a key step towards real-world applications of quantum computing, positioning Google\u2019s Willow chip at the forefront of the next phase in computing technology.<\/p>\n
What it means?<\/p>\n
\u201cImagine you\u2019re trying to find a lost ship at the bottom of the ocean. Sonar technology might give you a blurry shape and tell you, \u201cThere\u2019s a shipwreck down there.\u201d But what if you could not only find the ship but also read the nameplate on its hull? That\u2019s the kind of unprecedented precision we\u2019ve just achieved with our Willow quantum chip,\u201d Google explained.<\/p>\n
It further added, \u201cOur new technique works like a highly advanced echo. We send a carefully crafted signal into our quantum system (qubits on Willow chip), perturb one qubit, then precisely reverse the signal\u2019s evolution to listen for the \u201cecho\u201d that comes back.\u201d<\/p>\n
\u201cThis quantum echo is special because it gets amplified by constructive interference \u2014 a phenomenon where quantum waves add up to become stronger. This makes our measurement incredibly sensitive,\u201d the explanation read.<\/p>\n