NASA has shared stunning images of a lava flow on the snow-covered summit of Mount Etna.

Elon Musk Steps Up Efforts to Cull Federal Work Force Mr. Musk said federal workers must summarize their accomplishments for the week or be forced to leave, borrowing a tactic he used at his ...

Elon Musk has long railed against the U.S. government, saying federal investigations and safety programs have stymied Tesla.