Add Yahoo as a preferred source to see more of our stories on Google. SALT LAKE CITY (ABC4) — Warmer weather in Utah means runoff from melting snow — and that runoff can create dangerous situations ...

When two materials come into contact, charged entities on their surfaces get a little nudge. This is how rubbing a balloon on the skin creates static electricity. Likewise, water flowing over some ...

Water flowing through a thin, polymer-coated tube in short bursts, or plugs, as demonstrated in these illustrations and images, can produce electricity. When two materials come into contact, charged ...