Google Aims for Commercial-Grade Quantum Computer by 2029

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Alphabet Inc.’s Google plans to spend several billion dollars to build a quantum computer by 2029 that can perform large-scale business and scientific calculations without errors, said Hartmut Neven, a distinguished scientist at Google who oversees the company’s Quantum AI program. The company recently opened an expanded California-based campus focused on the effort, he said.“We are at this inflection point,” said Dr. Neven, who has been researching quantum computing at Google since 2006. “We now have the important components in hand that make us confident. We know how to execute the road map.” Chief Executive Sundar Pichai announced the timeline and introduced the new Google Quantum AI campus in Santa Barbara County on Tuesday at Google’s annual developer...

Quantum Computing Scientists Call for Ethical Guidelines

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A group of quantum computing experts, including scientists and company executives, want to raise ethical concerns about the technology’s potential to create new materials for war and accelerate human DNA manipulation.Six experts are featured in a 13-minute video titled “Quantum Ethics: A Call to Action,” which goes live Monday on YouTube and the Quantum Daily, a free online source for quantum computing news. The goal of the video, which features a former quantum chief at Alphabet Inc.’s Google, is to kick off conversations with other quantum computing industry leaders about the ethical implications of the technology. “Whenever we have a new computing power, there is potential for benefit of humanity, [but] you can imagine ways that it would also hurt people,” said John Martinis, professor of...