In Uganda, fishers compete for Nile perch in Lake Victoria and ship them to China for extremely high prices. More from So Expensive Fish maw — the swim bladder of a fish — is one of the most ...

Hydrogels, which are soft materials formed by cross-linking polymers, could have a variety of medical applications. In ...

Hydrogels, which are soft materials formed by crosslinking polymers, could have a variety of medical applications. In research published in Advanced Science , investigators developed an injectable ...