Mars volcanic deposit tells of warm and wet environment

(PhysOrg.com) -- Roughly 3.5 billion years ago, the first epoch on Mars ended. The climate on the red planet then shifted dramatically from a relatively warm, wet period to one that was arid and cold. Yet there was at least ...

Sunset Crater, San Francisco Volcanic Field

The San Francisco Volcanic Field is a 4,700 square kilometers (1,800 square miles) area in the southern boundary of the Colorado Plateau. The field contains more than 600 scoria cones active in the past six million years. ...

What are the different parts of A volcano?

Without a doubt, volcanoes are one of the most powerful forces of nature a person can bear witness to. Put simply, they are what results when a massive rupture takes place in the Earth's crust (or any planetary-mass object), ...

Parts of Mt Fuji 'could collapse' if fault shifts

Parts of Japan's Mount Fuji, a national symbol and key tourist attraction, could collapse if a newly-discovered faultline under the mountain shifts, a government-commissioned report has warned.

Mapping the formation of an underwater volcano

On Oct. 9 an underwater volcano started to emerge in waters off El Hierro Island in the Canaries, Spain. Researchers of the Spanish Institute of Oceanography (IEO, Ministry of Science and Innovation) only needed 15 days to ...