Radon

Thousands of homeowners could be exposed to higher levels of the deadly gas radon than they realise because of a bizarre interaction with the moon.
.....
...The gas occurs naturally inside rocks, and seeps from the ground into buildings.

Bizarre interaction with the moon? Seeps into buildings? To your not very clued-up layperson (i.e. me) it might sound just like a paranoid delusion, but it ain't.