Rhea Purohit in Vibe Check Was this newsletter forwarded to you? Sign up to get it in your inbox. Grok 4 is topping some big AI benchmarks. So why have the responses to it been so mixed? And how come ...

Last August, the battery startup Natron Energy announced it would create more than 1,000 jobs at a massive new factory near ...

The Department of Defense’s Chief Digital and Artificial Intelligence Office has awarded contracts totaling nearly $800 ...