Hawaiian hot spot has deep roots

Space & Earth / Earth Sciences

Dec 03, 2009 | 4.9 / 5 (11) | 1

(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...

Samoan Tsunami wave was 46 feet high

Space & Earth / Earth Sciences

Dec 04, 2009 | 4.8 / 5 (6) | 0

(AP) -- The tsunami that killed more than 200 people in the Samoan islands and Tonga earlier this year towered up to 46 feet (14 meters) high - more then twice as tall as most of the buildings it slammed into, scientists ...

Quake prediction model developed

Space & Earth / Earth Sciences

Dec 03, 2009 | 3.8 / 5 (4) | 0

(PhysOrg.com) -- The third in a series of papers in the journal Nature completes the case for a new method of predicting earthquakes.

New study cites lower rate of quakes along some subduction zones

Space & Earth / Earth Sciences

Dec 04, 2009 | not rated yet | 0

Most earthquakes occur along fault lines, which form boundaries between two tectonic plates. As the relative speed of the plates around a fault increases, is there a corresponding increase in the number of earthquakes produced ...