Carl Nolte

Workers install a new sheave to turn cable cars around at Powell and Market streets in San Francisco. Powell and Market has one of the largest sheaves, the powerhouses of the cable car system. San Francisco Municipal Transportation Agency Winding gear tha... See more

Paul Reck is a master at building detailed boat and ship models from scratch in his Mill Valley garage, which is packed with tools and ship plans. Carl Nolte/S.F. Chronicle The size of a model deck cleat in comparison with a dime. Carl Nolte/S.F. Chronicl... See more

There are three advertising signs on the bus shelters along Van Ness Avenue that ask an important question: What do you think of SF? It’s a clever campaign, run by Outset, a San Francisco based AI research platform that describes itself as offering “behav... See more

Artificial intelligence is everywhere these high-tech days. AI is doing everything: It’s behind a big boom in San Francisco. It’s behind layoffs of workers made redundant by AI. It is doing both things at the same time. It’s amazing. My faithful companion... See more

This is the first weekend in May, everybody’s favorite month. May is full of promises, as an old song said, but it’s also a month when things change. It is an end and a beginning wrapped up in a single month. The first week of May signals the transition i... See more