Researchers are striving to understand the impact a phenomenon known as original antigenic sin has on immunity to the virus.

Although development of a jab for the H5N1 strain of avian flu is well under way, other strains are receiving less attention ...

Some schools have started to furlough staff to plug large budget holes, while others have enough financial reserves to delay ...

The couple sold the remains and shipped them to buyers in other states or the buyer would take possession directly, federal ...

Pennsylvania State Police are searching for an 86-year-old man who was last seen overnight Wednesday. Robert Kunkle was last ...

The "warming" trend continues through Thursday. Rain arrives overnight Thursday. Greater travel impacts will be felt Friday morning as temperatures drop below the freezing mark. Friday is an Impact ...

Accused CEO killer Luigi Mangione flashed smiles at photographers during the eighth day of his evidence suppression hearing, ...

A driver being chased by police ended up crashing into a SEPTA bus and another car in Center City. It happened around 11:30 p ...

Former Harvard Medical School morgue manager Cedric Lodge and his wife were sentenced to prison time in connection with the ...

The Pittsburgh Steelers don’t play a particularly aesthetically pleasing brand of football. It’s been that way for a while.

They made their list and checked it twice, finally 14 children from struggling families got the chance to fulfill their wish ...

By sunrise Friday, rain will taper, and temperatures will hover in the low 40s. By afternoon, temperatures will fall to the mid-30s. It will be windy, with gusts to 35 mph. Saturday will be brisk to ...