Deep in Chile’s Atacama Desert, scientists studied a green crystal called atacamite—and discovered it can cool itself dramatically when placed in a magnetic field. Unlike a regular fridge, this effect ...

A recent discovery on a rocky little world [this far] away may offer some hope in the search for habitable exoplanets — even though the planet in question is not, itself, habitable. YZ Ceti b orbits ...

China’s large Huanliu-3 nuclear fusion reactor follows decades of research in Chengdu. The world’s dozens of active tokamak experiments share ideas, scientists, and more. This tokamak, like many ...