No company in the United States has ever restarted a reactor that was seemingly closed for good, but there are now three major efforts underway to do so.

© Nick Rohlman/The Gazette, via Associated Press

No company in the United States has ever restarted a reactor that was seemingly closed for good, but there are now three major efforts underway to do so.

For the company’s new artificial intelligence system to take off, it will need plenty of support from the makers of popular apps on Apple’s phones.