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

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@ 31/07/2026

When exactly do qubits and cables and cooling systems become a quantum computer?

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What is a quantum computer? The question feels deceptively simple. It is a computer that uses quantum effects to run calculations – or at least, that is what I have been saying to friends and acquaintances for years. Because I report about the latest advances in quantum computing nearly constantly, I have felt confident in this answer. Recently, however, I have had to re-examine that confidence. A more detailed question makes clear why: though I can name many different components and functions of a quantum computer, could I identify exactly when they all become a quantum computer? One recent philosophical study suggests that this is at the root of the difficulty of forecasting the future of quantum computing.

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Scottish Premiership: Will it return to a two-team title tussle?

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@ 31/07/2026

And in the relative blink of an eye, the new Scottish Premiership season is upon us with much to live up to compared to last time, an epic campaign that looked like making the impossible possible for month upon month.

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Lorde Brings Out Charli XCX, Takes Headlining Victory Lap at Lollapalooza 2026

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@ 31/07/2026

Lolla 2026

The singer returned to the annual Chicago fest after her set was cut short in 2017

“You look hot from up here,” Lorde quipped as she surveyed the sea of people who packed her headlining set on Thursday at Lollapalooza in Chicago. The observation was seemingly about both the temperature (she asked security to check on folks in the audience who appeared to be struggling from the heat a few times) and the vibe, as the New Zealand musician peeled back layers, both metaphorically and literally, during her visceral set.

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Strange gamma rays could reveal how stars forge heavy elements

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@ 31/07/2026

Researchers led by scientists at the Facility for Rare Isotope Beams, or FRIB, have identified the source of a puzzling abundance of low-energy gamma rays released by the zinc-70 nucleus. Their results show that magnetic transitions occurring inside the nucleus produce the unexpected signal.

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Stephen Fleming's in-tray: New England Test coach needs to reinvigorate Joe Root, develop Harry Brook, cut the boozing - and win

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@ 30/07/2026

England have announced the appointment of Stephen Fleming as coach of the men's Test team and he will take over after the three-Test series against Pakistan. We take a look at the jobs on his to-do list ahead of a bumper year…