BlogArena

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

18. Jul 2019

February 21, 2017
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Plate tectonics

Geology professor’s study of olivine provides new data set for understanding plate tectonics Plate tectonics, the idea that the surface of the Earth is made up of plates that move apart and come back together, has been used to explain … Continue reading

July 11, 2013
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Cosmochemist discovers potential solution to meteorite mystery

Chondrules may have formed from high-pressure collisions in early solar system A normally staid University of Chicago scientist has stunned many of his colleagues with his radical solution to a 135-year-old mystery in cosmochemistry. “I’m a fairly sober guy. People … Continue reading

June 16, 2013
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Moon and Earth have common water source

Researchers used a multicollector ion microprobe to study hydrogen-deuterium ratios in lunar rock and on Earth. Their conclusion: The Moon’s water did not come from comets but was already present on Earth 4.5 billion years ago, when a giant collision … Continue reading

May 30, 2011
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Spitzer Sees Crystal ‘Rain’ in Outer Clouds of Infant Star

PASADENA, Calif. –– Tiny crystals of a green mineral called olivine are falling down like rain on a burgeoning star, according to observations from NASA’s Spitzer Space Telescope. This is the first time such crystals have been observed in the … Continue reading