Quantum Physics
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Physics
More details on Stephen Hawking’s solution to black hole problem
Stephen Hawking and colleagues have finally provided more information about how black holes might preserve information.
By Andrew Grant -
Quantum Physics
Year in review: Quantum spookiness is real
A new version of an experiment proposed in 1964 confirmed a counterintuitive tenet of quantum mechanics.
By Andrew Grant -
Quantum Physics
Google’s quantum computer speeds up, but practical use is unclear
Google’s D-Wave quantum computer is getting faster, but it’s still unclear whether it will ever outperform regular computers at completing useful tasks.
By Andrew Grant -
Chemistry
Elusive chemical reaction transition state captured
A new method provides a detailed look at the elusive transition state.
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Quantum Physics
Spooky quantum connection quantified for multiple particles
Physicists have measured quantum entanglement between several particles rather than just two.
By Andrew Grant -
Quantum Physics
More tests confirm quantum spookiness
New experimental results confirm and strengthen evidence for the “spooky” reality of quantum physics.
By Andrew Grant -
Science & Society
Quantum spookiness, magnetic mysteries and more feedback
Letters and comments from readers on quantum spookiness, Earth's magnetic field, and more.
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Quantum Physics
Light mimics hotel with limitless vacancies
By mimicking a mathematician’s method for creating vacancies in a hotel with an infinite number of rooms, physicists may have found a way of increasing the amount of data that can be carried via light.
By Andrew Grant -
Quantum Physics
Quantum interpretations feel the heat
Landauer’s principle shows a way to test competing interpretations about quantum physics.
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Quantum Physics
Confirmed: Quantum mechanics is weird
The first demonstration of a loophole-free Bell test validates the weirdness of quantum physics.
By Andrew Grant -
Quantum Physics
Future quantum computing could exploit old technology
Silicon transistors have been modified and patched together to form logic gates that could perform calculations in future quantum computers.
By Andrew Grant -
Quantum Physics
Entanglement: Gravity’s long-distance connection
The universe may be a vast quantum computer that safely encodes spacetime in an elaborate web of entanglement.
By Andrew Grant