Diatomaceous earth dehydrates and kills spiders—it's a safe, affordable alternative to chemical sprays. Lightly dust entry points, basements, and attics; reapply weekly with safety gear. You can also ...

Fall is the time of year that most arachnids reach maturity and are full-grown, which may account for why you're noticing them more often in your home. But experts advise to leave them be. Spiders are ...