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Where Do Rubies Come From?

Geology Page - July 2, 2016

A ruby is a pink to blood-red colored gemstone, a variety of the mineral corundum (aluminium oxide). The red color is caused mainly by...

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Physics of booming and burping sand dunes revealed

October 28, 2015

examines some of the fossilized polar trees

Geologists uncover Antarctica’s fossil forests

November 14, 2017

Phenakite

June 26, 2014

Changing views of evolutionary factors at work on earliest mammals

November 9, 2016

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Rainbow-coloured hydrothermal systems show spectrum of extreme life on Earth

New study finds mammals during age of dinosaurs packed a powerful...

Earth’s early life endured long asteroid bombardment

Cracking open diamonds for messages from the deep earth