Medicaid began as a welfare program, but 60 years later it covers one in five Americans. WSJ explains how it got so big, and how the “Big Beautiful Bill” will change it.

The company's platform shifts energy demand for AI, potentially reducing the strain on regional power suppliers and turning data centers into "grid allies." ...

The Chinese state-sponsored hacking group known as Salt Typhoon has already shocked the US once with the revelation last year ...