One in every 20 people in the United States develops auto-immune diseases, such as Type 1 diabetes or multiple sclerosis. One in every 10 people develop nasal and sinus allergies. Why are these ...

Rats: love 'em or hate 'em, they're here to stay.

I have to admit, when I see wild rats, my first instinct would be to call a San Francisco exterminator; while domestic rats can make wonderful pets, their wild cousins aren't nearly so friendly, and ...

For at least a decade, California has tried to restrict the use of rat poison so it stops killing all manner of creatures besides rats. So far, it hasn’t worked. When a wild animal preys upon a rat ...