The National Science Foundation said management of the machine, used by researchers for forecasts, disaster warnings and pure science, would be transferred to a “third-party operator.” ...

For seven years, she ran high-security nuclear simulations for the US government. Now, this famous supercomputer is being put to death.

The world’s second-fastest supercomputer is no longer just a symbol of raw computational power, it is now a central character in a high-stakes effort to reinvent how nuclear reactors are designed, ...

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. A.I. has added urgency to ...