From a research vessel in the Pacific Ocean, scientists watched the feeds of several cameras sitting on the seafloor. Miles below, a deep-sea fish approached the camera’s bait then, changing its mind, ...

Is It a Quirk or a Cry for Help? First things first don’t panic. Seeing your fish swimming sideways can be alarming, but the good news is, it’s often treatable. The behavior is usually a symptom, not ...