The $111 billion deal would unite two major movie studios and put CNN under the same roof as CBS News.

© Mark Abramson for The New York Times

Strong investor interest in SpaceX could be good news for the A.I. rivals, which have signaled that they, too, intend to go public this year.

Elon Musk said he had initially given SpaceX less than a 10 percent chance of succeeding. His rocket company has come a long way.

© Andres Kudacki for The New York Times