Exelon said its Byron and Dresden nuclear plants are likely to close because of slow progress on federal and state legislation that would rescue them.

The Mississippi Public Service Commission is using an audit of MISO membership to question whether Entergy Mississippi should remain among the RTO’s membership, attracting blunt criticism from several renewable energy organizations.

Ex-ERCOT director Peter Cramton still has high hopes for the Texas grid operator, which he says is still 'the best market in the world.'

Major transmission construction will help the grid tolerate increasingly severe weather, panelists said at a recent ACORE webinar.

PJM stakeholders narrowly approved an issue charge to examine the RTO’s operating reserve demand curve and transmission constraint penalty factors.