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Quantum computing's next dark horse emerges from a frozen surface, where almost nothing behaves as expected
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Encrypted Qubits Defy No Cloning Limits: Encrypted cloning could transform quantum data storage and security.
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Key FactsQuantum Computers: Promise Despite Fragile Qubits
Dec 12, 2025 · Reading time: ~45 sec.
Summary created with AI assistance · Source: nist.gov
  • Quantum computers use qubits that can exist in superpositions and become entangled with one another, rather than classical bits.

  • The most advanced quantum computers currently have hundreds of interconnected qubits and make an error roughly once in every thousand operations.

  • Scientists hope for applications in molecular and materials simulations, complex optimization problems and analysis of encrypted data, but most remain years or decades away.

  • The article says a quantum computer running Shor’s code-breaking algorithm might require millions of qubits operating error-free indefinitely, while today’s systems mainly serve research and testing purposes.
  • "It seems to me we're just on the threshold of quantum systems doing genuinely new simulations that we can't do classically," says Glancy. "It might inspire a revolution in physics. In my opinion that is a good reason to build a quantum computer."— Scott Glancy, a physicist at NIST, quoted in the NIST article Quantum Computing Explained
Quantum breakthrough: World’s first 10,000-qubit processor achieves 100× scaling leap
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Superconducting qubits enable new quantum simulations and advanced control systems
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Quantum leap: computing’s next frontier takes form: After several dashed predictions, quantum computing is accelerating rapidly with actual use cases and ...
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