Pennsylvania Governor Josh Shapiro filed a complaint with a federal energy regulator against PJM Interconnection on Monday, arguing that the largest U.S. power grid operator must change its market ...

Several Democratic governors are railing against a power grid operator for skyrocketing utility costs that their policies helped spike as ...

Constellation Energy is accelerating plans to restart the former Three Mile Island nuclear plant as early as 2027.

Phil Murphy of New Jersey, Wes Moore of Maryland, Josh Shapiro of Pennsylvania and Matt Meyer of Delaware have criticized PJM Interconnection in recent statements and interviews to blame the ...

We made a mistake in shutting down this plant, but we're not here to dwell on that mistake,” Constellation President Joe ...

THREE MILE ISLAND, Pennsylvania (Reuters) -The former Three Mile Island nuclear power plant in Pennsylvania may restart in ...

Constellation Energy Corp.’s efforts to restart the Three Mile Island plant are moving faster than expected, with the company ...

Three Mile Island has a new name and new opening date, Gov. Shapiro and Microsoft announced during an event Wednesday.

PJM interconnection president and CEO Manu Asthana said as the state swelters through its first heatwave of the summer, the growth in demand for energy is apparent.

In the shadow of Three Mile Island’s iconic cooling towers, state Rep. Tom Mehaffie recalled Wednesday how his father, 50 ...

More than 400 new and returning Constellation employees and Pennsylvania building trades members gathered today at the Crane Clean Energy Center to hear from Gov. Josh Shapiro, local officials ...

In December, Gov. Josh Shapiro of Pennsylvania sued PJM after the grid manager conducted an annual auction in which power plant owners submit the price they are offering to supply energy when ...