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Neutrinos Reveal Final Secret of Sun's Nuclear Fusion
Physics

Neutrinos Reveal Final Secret of Sun's Nuclear Fusion

The detection of particles produced in the sun’s core supports long-held theory about how our star is powered

By Davide Castelvecchi and Nature magazine
How Heavy is the Universe? Conflicting Answers Hint at New Physics
Physics

How Heavy is the Universe? Conflicting Answers Hint at New Physics

The discrepancy could be a statistical fluke—or a sign that physicists will need to revise the standard model of cosmology

By Anil Ananthaswamy
'Magnetic Star' Radio Waves Could Solve the Mystery of Fast Radio Bursts
Physics

'Magnetic Star' Radio Waves Could Solve the Mystery of Fast Radio Bursts

The surprise detection of a radio burst from a neutron star in our galaxy might reveal the origin of a bigger cosmological phenomenon

By Nadia Drake
Physicists Criticize Stephen Wolfram's 'Theory of Everything'
Physics

Physicists Criticize Stephen Wolfram's 'Theory of Everything'

The iconoclastic researcher and entrepreneur wants more attention for his big ideas. But so far researchers are less than receptive

By Adam Becker

Departments

  • From the Editor

    The Scientific Question Machine

  • News

    Planet Nine Could Be a Mirage

  • Pi in the Sky: General Relativity Passes the Ratio's Test

  • Astronomers May Have Found the Closest Black Hole to Earth

  • Direct Proof of Dark Matter May Lurk at Low-Energy Frontiers

  • Astronomers Get Earliest Ever Glimpse of Ancient Giant Galaxy

  • A Hydrogen Iceberg from a Failed Star Might Have Passed through Our Solar System

  • The First Footprints on Mars Could Belong to This Geologist

  • Opinion

    Did Galileo Truly Say, 'And Yet It Moves'? A Modern Detective Story

  • The Quantum App Store Is Coming

  • The World Doesn't Need a New Gigantic Particle Collider

  • Missing Memories of the Universe

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