Nearly half a century ago, physicists proposed that the universe might be trapped in a metastable state known as a false vacuum. This state appears stable but could, over immense timescales, ...

When atoms collide, their exact structure—for example, the number of electrons they have or even the quantum spin of their ...

Spanning 34 miles, the Hong Kong-Zhuhai-Macau Bridge (HZMB) is the largest sea-crossing bridge-and-tunnel system in the world.

The approach, called the Beryllium Electron capture in Superconducting Tunnel junctions experiment (BeEST) works because the ...