In research published in Advanced Science, investigators developed an injectable hydrogel containing components of fish swim bladders and used it to repair damaged heart tissue. The fish swim ...

In research published in Advanced Science, investigators developed an injectable hydrogel containing components of fish swim bladders and used it to repair damaged heart tissue. The fish swim ...

An curved arrow pointing right. Fish maw — the swim bladder of a fish — is one of the most expensive dried-seafood products in the world. A Chinese delicacy, it can fetch $450 to $1,000 per ...

The footage, captured in Spain's Canary Islands, shows the female fish, whose Latin name translates to "black sea monster," swimming through the light-filled ocean waters off the coast of Tenerife.