The artificial intelligence start-up said the new system, OpenAI o3, outperformed leading A.I. technologies on tests that rate skills in math, science, coding and logic. By Cade Metz Reporting ...

Marc Andreessen says a key driver of Musk's success is a relentless focus on solving problems fast, often by working directly with the engineers or coders who've gotten stuck. The legendary ...

However, like all smartphones, new iPhones can come with new problems, and sometimes it takes Apple a while to work out all the bugs. The good news is that most glitches early adopters run into ...