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Physics Nobel Honors Early Universe and Exoplanet Discoveries
The astronomers Michel Mayor and Didier Queloz won half of the prize for their 1995 discovery of a Jupiter-like planet orbiting a nearby star. The cosmologist James Peebles won the other half for work exploring the structure of the universe.
Why I Called It ‘Quantum Supremacy’
Researchers finally seem to have a quantum computer that can outperform a classical computer. But what does that really mean?
Solution: ‘Perfect Randomness’
Is nature inherently random or is perfect randomness just an illusion based on our ignorance?
To Invent a Quantum Internet
Fifty years after the current internet was born, the physicist and computer scientist Stephanie Wehner is planning and designing the next internet — a quantum one.
Artificial Intelligence Takes On Earthquake Prediction
After successfully predicting laboratory earthquakes, a team of geophysicists has applied a machine learning algorithm to quakes in the Pacific Northwest.
Long-Lived Stellar Blast Kindles Hope of a Supernova We’ve Never Seen Before
A giant star’s death throes may offer the first evidence of a pair-instability supernova, and a glimpse of the first stars in the universe.
Physicists Finally Nail the Proton’s Size, and Hope Dies
A new measurement appears to have eliminated an anomaly that had captivated physicists for nearly a decade.
Where Quantum Probability Comes From
There are many different ways to think about probability. Quantum mechanics embodies them all.
Are We All Wrong About Black Holes?
Since the 1970s, physicists have described black holes using borrowed versions of the laws of thermodynamics. But are black holes really thermodynamic systems? Craig Callender worries that the analogy has been stretched too far.