A Liberian man released after his battering-ram arrest in Minneapolis is back in custody again

MINNEAPOLIS, Minn. (AP) — A Liberian man in Minnesota is back in custody Friday, his lawyer said, a day after a judge ordered ...

Sharks are famous for fearsome teeth, but ocean acidification could make them weaker

Shark teeth are “highly developed weapons built for cutting flesh, not resisting ocean acid,” Baum said. Sharks will go ...