Don't get your oxygen tank in a bunch, you'll probably never come face-to-needle-toothed-face with a Frill shark. The dinosaur looking eel-like prehistoric shark made a rare appearance near the ocean's surface and Japanese...

It's a green Christmas at this Japanese aquarium. Their large tree is powered by an electric eel's pollution-free energy. The solar-powered energy source doesn't cost them a penny and the hardworking eel serves as an...