Superconducting nanowire single-photon detectors (SNSPDs) utilize ultra-thin superconducting wires that quickly switch between physical states when a photon strikes, enabling ultra-fast detection. The ...
Bret Taylor, the chairman of OpenAI’s board, said the artificial intelligence company was “not for sale.” Mr. Musk is separately raising money for his A.I. start-up, xAI. By Cade MetzMike ...