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High-Temperature Superconductivity Understood at Last
A new atomic-scale experiment all but settles the origin of the strong form of superconductivity seen in cuprate crystals, confirming a 35-year-old theory.
Physics Duo Finds Magic in Two Dimensions
In exploring a family of two-dimensional crystals, a husband-and-wife team is uncovering a potent variety of new electron behaviors.
![An illustration showing three stacked sheets of carbon atoms, each offset from the one below by half a lattice spacing.]](https://d2r55xnwy6nx47.cloudfront.net/uploads/2021/06/Trilayer_Graphene_520x292-520x292.jpg)
Graphene Superconductors May Be Less Exotic Than Physicists Hoped
Superconductivity has been discovered in graphene devices without any twists, suggesting the form of superconductivity in the material might be mundane after all.
A New Twist Reveals Superconductivity’s Secrets
An unexpected superconductor was beginning to look like a fluke, but a new theory and a second discovery have revealed that emergent quasiparticles may be behind the effect.
The Year in Physics
Featuring paradoxical black holes, room-temperature superconductors and a new escape from the prison of time.
Room-Temperature Superconductivity Claim Falls Apart [Update]
In 2020, researchers reported that they had created a room-temperature superconductor. That paper has now been retracted.
Alchemy Arrives in a Burst of Light
Researchers have shown how to effectively transform one material into another using a finely shaped laser pulse.
What’s the Magic Behind Graphene’s ‘Magic’ Angle?
A new theoretical model may help explain the shocking onset of superconductivity in stacked, twisted carbon sheets.
With a Simple Twist, a ‘Magic’ Material Is Now the Big Thing in Physics
The stunning emergence of a new type of superconductivity with the mere twist of a carbon sheet has left physicists giddy, and its discoverer nearly overwhelmed.