Tech executives and artificial-intelligence scientists are sounding the alarm about AI, saying in a joint statement Tuesday that the technology poses an extinction risk as great as pandemics and nuclear war.

This copy is for your personal, non-commercial use only. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com.

This copy is for your personal, non-commercial use only. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com.

This copy is for your personal, non-commercial use only. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com.

WASHINGTON--Microsoft President Brad Smith backed calls for the U.S. government to create a new agency to license major artificial-intelligence systems, amid growing support for regulation of an industry that is moving aggressively to commercialize powerful new tools such as ChatGPT.

WASHINGTON--The Biden administration took another step Tuesday toward regulating new artificial intelligence tools such as ChatGPT, asking for public input as it seeks to develop a national AI strategy to guard against misinformation and other potential downsides of the technology.

How Will We Know When Self-Driving Cars Are Safe?

This copy is for your personal, non-commercial use only. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com.

WASHINGTON--Rising concern in Congress over the risks posed by powerful artificial- intelligence tools in the hands of consumers is giving momentum to a long-simmering idea: Creating a federal agency to regulate technology platforms including AI systems.

This copy is for your personal, non-commercial use only. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com.