Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...

ST. PETERSBURG, Fla. — St. Petersburg police have arrested two men for allegedly trying to block FDOT crews from painting over the “Black History Matters” mural on Friday night around 8:15 p.m. Both ...