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An Italian Cosmologist Who Wanders in Dante’s Dark Wood
A scientist and programmer with a literary bent, Valeria Pettorino thinks multiple angles and diverse points of view are needed to unriddle the nature of dark matter and dark energy.
Astronomers Creep Up to the Edge of the Milky Way’s Black Hole
Hot spots have been discovered orbiting just outside the supermassive black hole at the galaxy’s center. Their motions have given us the closest look at that violent environment.
Prepping for a Flood of Heavenly Bodies
Mario Jurić is leading the push to get astronomy ready for the torrents of data that are about to flow.
Why the Many-Worlds Interpretation Has Many Problems
The idea that the universe splits into multiple realities with every measurement has become an increasingly popular proposed solution to the mysteries of quantum mechanics. But this “many-worlds interpretation” is incoherent, Philip Ball argues in this adapted excerpt from his new book Beyond Weird.
Famous Experiment Dooms Alternative to Quantum Weirdness
Oil droplets guided by “pilot waves” have failed to reproduce the results of the quantum double-slit experiment, crushing a century-old dream that there exists a single, concrete reality.
Interstellar Visitor Found to Be Unlike a Comet or an Asteroid
The mystery of ’Oumuamua, the first interstellar object ever observed, continues to deepen.
Planets Found to Be Larger Than the Disks They Come From
The new finding is challenging established theories of how planets come to be.
Laser Physicists, Including Third Woman Ever, Win Physics Nobel
Three researchers shared the Nobel Prize in Physics for advances in laser physics. The winners include a woman for the first time in 55 years.
‘Quantum Atmospheres’ May Reveal Secrets of Matter
A new theory proposes that the quantum properties of an object extend into an “atmosphere” that surrounds the material.