Around Dec. 14, claims (archived) began to circulate (archived) that high radiation levels in New York City were related to ...

A reactor at the nuclear plant melted down in 1986, releasing smoke and causing thousands of deaths from radiation.

As astronauts venture further into space, their exposure to harmful radiation rises. Researchers from Columbia University are ...

Radiation levels have spiked in New York City, fueling conspiracy theories that the drones terrorizing the Northeast are searching for a missing nuclear warhead. The emissions, clocked by GQ ...

Federal and state agencies on Tuesday said they did not look for a radiation source, since recovered, that went missing in ...