Volcanos are releasing ash and smoke into the atmosphere on three continents. That might be making you think back to your elementary school science class when you probably studied volcanoes and lava.

HONOLULU — Lava is shooting 100 feet to 200 feet into the air as Hawaii’s Mauna Loa, the world’s largest active volcano, erupts for the first time in nearly 40 years. For now, lava is not threatening ...

(HILO, Hawaii) — Lava from the Kilauea volcano is pouring into the Pacific Ocean off Hawaii’s Big Island, creating a new, dangerous hazard known as “laze.” When the lava enters the ocean, it generates ...