New trigger for volcanic eruptions discovered using jelly and lasers

Scientists have made an important step towards understanding how volcanic eruptions happen, after identifying a previously unrecognized potential trigger. Researchers think their findings could lead to new ways of interpreting signs of volcanic unrest measured by satellites and surface observations.
Read more at http://www.geologyin.com/2015/05/new-trigger-for-volcanic-eruptions.html#h5kRIj3Ug8IiWJyS.99