A single adult goldfish needs at least twice that much water to thrive. That's almost 40 kilograms of water, 2000 times heavier than your goldfish, and even with a huge tank, you'll still need to ...

Goldfish, the crunchy snack loved by toddlers and teenagers alike, is getting a more mature name. That’s right. As of Wednesday, “Chilean Sea Bass” is swimming into our lives—at least for ...