Caltech’s tiny new chip can steer light in 74 quadrillionths of a second

A new Caltech device can redirect a beam of light in just 74 femtoseconds using another beam and a nanoscale silicon metasurface. The breakthrough could pave the way for dramatically faster photonic communications, computing, and sensing technologies. Officials and experts continue to monitor developments closely as the situation unfolds.

Communities affected by the story are watching for further updates in the days ahead. Analysts say the implications could extend well beyond the immediate headlines, with policymakers and industry leaders expected to respond in the coming weeks. Readers following this story should check back for the latest details as new information becomes available.