If there is a harsher place to live than a hydrothermal vent, it hasn't been found yet. Pitch darkness, poison gas, heavy metals, extreme acidity, enormous pressure, water at turns frigid and ...

Watch the eruption in the player above. The eruption restarted at midday when molten rock began pouring out of a vent in Kilauea’s summit caldera, the Hawaiian Volcano Observatory said in a ...