BlogArena

General blog about anything and everything of everyday's life.

19. Aug 2019

April 27, 2014
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Heat of mantle sets height of mid-ocean ridges

By  analyzing the speed of seismic waves generated by earthquakes, scientists have shown that temperature differences deep within Earth’s mantle control the elevation and volcanic activity along mid-ocean ridges, the colossal mountain ranges that line the ocean floor. Recent research … Continue reading

March 24, 2014
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New study reveals insights on plate tectonics, the forces behind earthquakes, volcanoes

The Earth’s outer layer is made up of a series of moving, interacting plates whose motion at the surface generates earthquakes, creates volcanoes and builds mountains. Geoscientists have long sought to understand the plates’ fundamental properties and the mechanisms that … Continue reading

August 20, 2013
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Newly discovered ocean plume could be major source of iron

Study reveals micronutrient riches rising from the Southern Mid-Atlantic Ridge Scientists have discovered a vast plume of iron and other micronutrients more than 1,000 km long billowing from hydrothermal vents in the South Atlantic Ocean. The finding, soon to be … Continue reading

March 26, 2012
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Geologists Correct a Rift in Africa

EAST LANSING, Mich. — The huge changes in the Earth’s crust that influenced human evolution are being redefined, according to research published today in Nature Geoscience. The Great Rift Valley of East Africa – the birthplace of the human species … Continue reading