The incident at the Three Mile Island nuclear power station in Londonderry Township, Dauphin County, according to the Nuclear ...

On Mar. 28, 1979, the most significant nuclear power accident in U.S. history began after a pressure valve failed to close at ...

TMI reopened after the partial meltdown, closed in 2019 and is expected to open again by the end of the decade.

The site of the country’s worst nuclear power plant accident in 1979, Dauphin County’s Three Mile Island closed in 2019 for ...

Proposal to close State College in 1953, Pa. nuclear plant problem in 1979, Exxon Valdez oil spill in 1989, "Titanic" wins 11 Oscars in 1998.

On March 28, 1979, America’s worst commercial nuclear accident occurred with a partial meltdown inside the Unit 2 reactor at ...

Opponents believe nothing should ever be put back on that site again and that it should be cleaned up in favor of something ...

Three Mile Island's planned reactor restart revives nuclear energy debate and worries residents 46 years after the partial ...

Today is the 46th anniversary of the worst nuclear disaster in American history. On March 28, 1979, the Unit 2 reactor at ...

On the 46th anniversary of the power plant’s partial meltdown, opponents pledged to continue their fight against a planned ...

DAUPHIN COUNTY, Pa. — On March 28 ,1979, the Unit 2 reactor on Three Mile Island went through a partial meltdown, marking the worst nuclear power accident in U.S. history. With Constellation ...