self-cleaning windows, Tag

In my last column for The Biomimicry Manual, I mentioned the way the sea snake keeps herself clean of barnacles and algae by shedding her skin. Keeping surfaces clean is a huge challenge and a big industry. It's a problem...

A little-known fact is that solar panels can become up to 30 percent less effective when they accumulate dust and grime. A more widely known fact is that homeowners climbing up on roofs to fix shingles, clean gutters or wash...