BlogArena

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

19. Jul 2019

December 7, 2012
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Search for Life Suggests Solar Systems More Habitable than Ours

SAN FRANCISCO — Scattered around the Milky Way are stars that resemble our own sun—but a new study is finding that any planets orbiting those stars may very well be hotter and more dynamic than Earth. That’s because the interiors … Continue reading

December 6, 2012
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Grand Canyon as Old as the Dinosaurs, Suggests New Study Led by CU-Boulder

An analysis of mineral grains from the bottom of the western Grand Canyon indicates it was largely carved out by about 70 million years ago — a time when dinosaurs were around and may have even peeked over the rim, … Continue reading

July 18, 2011
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Where the Earth’s Heat Comes From

*Berkeley Lab scientists join their KamLAND colleagues to measure the radioactive sources of Earth’s heat flow* What spreads the sea floors and moves the continents? What melts iron in the outer core and enables the Earth’s magnetic field? Heat. Geologists … Continue reading

August 16, 2010
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Arctic Rocks Offer New Glimpse of Primitive Earth

Scientists have discovered a new window into the Earth’s violent past. Geochemical evidence from volcanic rocks collected on Baffin Island in the Canadian Arctic suggests that beneath it lies a region of the Earth’s mantle that has largely escaped the … Continue reading