Nothing brings beauty and tranquility to a home quite like an aquarium. However, setting up a fish tank can be a bit of a challenge, especially for beginners. It’s a little like setting up a colony in space; you’ve got to make sure to include the right conditions in your tank to foster life. Though it isn’t easy, a well-functioning tank full of healthy, happy fish is its own reward. Here are some key tips for keeping an aquarium in your home.