In a viral video on Instagram posted by Scienceboy, a dead fish with its body split open and its insides removed is placed into water, where it begins swimming around as if it were alive. This is not ...

An oarfish -- a super rare fish commonly referred to as the "doomsday fish" -- recently washed ashore on a beach in Mexico, leaving beachgoers stunned. The fish typically surface when they are dead, ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...