Science

Quantum Computing Challenges Persist

Updated 2026-07-31 08:10 UTC 1 source Neutral

New Scientist columnist Karmela Padavic-Callaghan discusses the challenges in defining and achieving full-fledged quantum computers, suggesting they might always be five years away.

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New Scientist

Why full-fledged quantum computers might always be five years away

To predict when we’ll have a truly useful quantum computer, we need to know precisely what one is. Columnist Karmela Padavic-Callaghan finds that’s harder to pin down than you might think

2026-07-31 08:00 UTC