Elon Musk and Sam Altman lead rival AI firms and now take public jabs at each other — but it wasn't always like this. Years ago, the two cofounded OpenAI, which Altman now leads. Musk departed ...

Sam Wilson (Anthony Mackie) has officially taken up the mantle of Captain America. After meeting with newly elected U.S. President Thaddeus Ross (Harrison Ford), Sam finds himself in the middle of an ...