Water and oxygen can make metals oxidize and rust, but researchers have found many ways to prevent this damage.

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ...

Is your weather-worn fence ready for a makeover? From white picket to rugged cedar, here are the top-rated paints for outdoor fences. What Paint to Use on Outdoor Fences Painting a fence is a big ...