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Cosmic Conflict: Diverging Data on Universe's Expansion Polarizes Scientists
Space

Cosmic Conflict: Diverging Data on Universe's Expansion Polarizes Scientists

A disagreement between two canonical measures of intergalactic distances could signal a renaissance in physics—or deep flaws in our studies of cosmic evolution

By Lee Billings
A Conversation with Thomas Hertog, One of Stephen Hawking's Final Collaborators
Physics

A Conversation with Thomas Hertog, One of Stephen Hawking's Final Collaborators

The theoretical physicist talks with Scientific American about the far-reaching implications of his final collaboration with his late friend and mentor

By Alexander Hellemans
Evidence Builds for a New Kind of Neutrino
Physics

Evidence Builds for a New Kind of Neutrino

“Sterile neutrinos” that ignore all other particles might be showing up in experiments—and could even help solve the mystery of dark matter

By Clara Moskowitz

Departments

  • From the Editor

    A Rage to Master the Universe

  • News

    Giant Black Hole Swallows a Star and Belches Out a Superfast Particle Jet

  • Quantum Physics May Be Even Spookier Than You Think

  • Curiosity Rover Uncovers Long-Sought Organic Materials on Martian Surface

  • Gravitational Waves Reveal the Hearts of Neutron Stars

  • Glittering Diamond Dust in Space Might Solve a 20-Year-Old Mystery

  • Sky Report

    Celestial Movement

  • Opinion

    New Higgs Boson Observations Reveal Clues on the Nature of Mass

  • The Case for Disabled Astronauts

  • Maybe We Could "See" a Singularity After All

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