Two newly developed computer chips, powered in part by light, have tackled complex computing tasks once considered out of reach for photonic systems.

Generative coding tools promise big productivity gains, but uneven uptake could widen skill and income gaps. We train a neural classifier to spot artificial intelligence (AI)–generated Python functions in more than 30 million GitHub commits by 160,097 ...

Clinicians are rightly expected to disclose their gaps in knowledge or their inability
to forecast an outcome. Yet emerging AI tools often cannot, or will not, do the same.