Q:I have seen advertisements for electronic pest-control devices. You supposedly plug them in and spiders, ants, roaches, other bugs and mice and squirrels depart. How do they work? A:Someone gave me ...

I get a lot of catalogs offering "ultrasonic pest eliminators." I was wondering if these things really do what they claim -- get rid of ants, crickets, roaches and rats. Their advertising doesn't ...

The Federal Trade Commission’s Division of Enforcement has sent warning letters to more than 60 manufacturers and retailers of ultrasonic pest-control devices, stating that efficacy claims about those ...