News

Two questions commonly asked of any volcano are the age of its youngest eruption and the frequency of eruptive events. For the volcano that forms the...

East Pond Vent and PKK flow

We are familiar with the effects that volcanoes have on our atmosphere and climate. Previous Volcano Watch articles have discussed how emissions of...

Many Volcano Watch articles tell stories of bygone eras, stories literally squeezed out of rocks. Some of the stories about the more recent eruptions...

Rainy day on flow field

Pu`u Mahana is a famous attraction on the southeast coast of the island of Hawai`i. The literal translation of Pu`u Mahana is "warm hill." People who...

Crater of Pu`u `O`o

Murky lava ponds in crater of Pu`u `O`o

Since Mauna Loa began showing signs of renewed restlessness in mid-2002, we have put a lot of effort into improving our capability for detecting the...

East Lae`apuki lava delta and small skylight