AI chatbots have been linked to suicides for years. Now one lawyer says they are showing up in mass casualty cases too, and the technology is moving faster than the safeguards.

Google found a series of hacking tools they said were used by a Russian espionage group and a cybercriminal group in China. Sources from a U.S. government defense contractor said some of those hacking tools were theirs.

Startup Hyperscale Power is developing technology that promises to shrink power transformers, freeing up precious space within data centers.