Elon Musk made a bid to buy leading artificial intelligence company OpenAI. CEO Sam Altman says OpenAI isn’t for sale and said of Musk: “probably his whole life is from a position of insecurity.” The ...

Government investigations into Mr. Musk’s companies are stalling amid President Trump’s firings and Biden administration ...

Since the inauguration, billionaires who funded climate action over the last decade have avoided criticizing Trump’s climate ...

Two hundred and thirty-five years ago, our nation’s first president, George Washington, wrote a letter in response to Catharine Macaulay, an English feminist and historian. Macaulay wrote to ...

The unsolicited offer complicates Sam Altman’s plans to convert OpenAI to a for-profit company.