The move added to the headaches of U.S. computer chip companies, which have been buffeted by Trump’s trade war and are awaiting his promised announcement of new tariffs on their industry.

SAN FRANCISCO, April 9 (Reuters) - Silicon Valley startup Lightmatter revealed on Wednesday it had developed a new type of computer chip that could both speed up artificial intelligence work and ...

The Trump administration has taken its next steps toward imposing more tariffs on key imports, launching investigations into imports of computer chips, chip making equipment and pharmaceuticals.