Lip-Bu Tan, who was appointed chief executive of Intel in March, is also a longtime venture capitalist. His dual roles have caused some consternation.

© Laure Andrillon/Reuters

A.I. has added urgency to the U.S. national laboratories that have been sites of cutting-edge scientific research, leading to deals with tech giants like Nvidia to speed up.

© Taylor Glascock for The New York Times

Qualcomm, which is known for its chips in smartphones, also announced a deal with Humain, a Saudi-backed A.I. company. The news sent Qualcomm’s share price soaring.

© Graham Walzer for The New York Times