At super-low temperatures, a crystal called samarium hexaboride behaves in an unexplained, imagination-stretching way.
Three physicists have proposed a new solution to one of the deepest mysteries in particle physics: why the Higgs boson has such a tiny mass.
Physicists are beginning to unravel the mysteries of ultrahigh-energy cosmic rays, particles accelerated by the most powerful forces in the universe.
Computer scientist Stuart Russell wants to ensure that our increasingly intelligent machines remain aligned with human values.
A statistical anomaly in the signal from rare particle decays at the Large Hadron Collider offers hope that new discoveries might be around the corner.
Nature has revealed peculiar mathematical objects that connect order and chaos.
The Relativistic Heavy Ion Collider fired up for its 15th run to take a deeper look at the building blocks of atoms.
If string theorists can show that their framework is the only consistent theory of quantum gravity, does that make it true even without tangible evidence?
No definitive evidence for cosmic inflation is found, but support remains strong for the theory even as critics highlight its shortcomings as an explanation for how and why the universe began.
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