Marine Aquarium Decorations: Tacky, Tasteful, or Somewhere In-Between?

I’ve always favored very naturalistic aquariums, so when an acquaintance recently asked me what I think about using decorations in saltwater systems, my immediate response (more or less) was that I find them tacky and cringe-worthy and that corals and…

These toroidal bubbles are simply amazing

Although this video of toroidal bubbles has been around for quite a few years, it still is just as captivating now as it was back in 2010. What are toroidal bubbles? Also known as toroidal vortices, a toroidal vortex is a region…