Ask Ethan: Does quantum computation occur in parallel universes?

The article discusses the significant advances in quantum computing, focusing on Google's new Willow quantum chip. The Willow chip, boasting over 100 qubits and improved quantum error correction, reportedly performs calculations exponentially faster than classical computers, though it does not support claims about parallel universes. Despite speculative claims about multiverses linked to quantum computing, the article clarifies that current developments do not substantiate these theories, maintaining that all quantum computations occur within our familiar universe.

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