The underground laboratory in Nevada where the U.S. conducts nuclear subcritical experiments is riddled with faults.

A new experiment conducted at the National Ignition Facility (NIF) assessed the ability of U.S. nuclear weapons to survive encounters with adversary missile defenses and reach their targets. The ...

The race to build ever larger artificial intelligence models is colliding with a hard physical limit: electricity. As data centers multiply and power-hungry chips proliferate, Big Tech is turning to ...