Bifalgorithm post

What if you could light up your entire home just by dipping a cup into the ocean? In coastal Colombia, engineers are replacing darkness with something unusual. They aren't using the sun and they certainly aren't using batteries. The answer is salt. By reacting sea water with copper plates, this lamp creates continuous electricity, proving the ocean is the biggest battery on Earth.

What if you could light up your entire home just by dipping a cup into the ocean? In coastal Colombia, engineers are replacing darkness with something unusual.…