SAN FRANCISCO (KGO) -- A thief with an appetite for fresh Dungeness crab was caught on surveillance video breaking into a Morro Bay fish market's tank over the weekend. Footage shows a man break the ...

Ever had some pet fish? Did you enjoy watching them swim around? Was it calming? Therapeutic? Lovely. But – and I have to ask you this – did you ever wonder what those endlessly moist creatures were ...

My goldfish hates when people tap on his tank. The tapping sound he hears in the water is loud and scary. I talked with my friend Rikeem Sholes about how fish hear. He’s a fish scientist who studies ...