Puzzle Corner

The mainstream approach to driverless cars is slow and difficult. These startups think going all-in on AI will get there faster.

The startup used plant matter and bio-oil to sequester thousands of tons of carbon. The question now is how reliable, scalable, and economical this approach will prove.

Some worry that the chatter about these tools is doing the whole field a disservice.

Google Brain has revealed its own image-making AI, called Imagen. But don't expect to see anything that isn't wholesome.