Thursday, January 17, 2019
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Earth Science In the News: Anak Krakatau, Asteroids, Mammalian Cousin

By Jim Brace-Thompson Disaster Rocks Indonesia Yet Again I reported on Indonesia many times in 2018. Still, Earth processes around the “Ring of Fire” show no...
Yellowstone River in Paradise Valley

Earth Science In the News: Paradise Valley, Pompeii, and Prehistoric Teeth

By Jim Brace-Thompson Paradise Valley to Remain a Paradise for Now Despite the Gold There’s gold in ‘them-thar hills,’ the hills in question being 30,000 acres...
Dickinsonia specimen

Earth Science In the News: Biomarkers, Meteorites, and Geysers

Editor's Note: Enjoy this compilation of rock, gem, mineral-related news of the day. By Jim Brace-Thompson “Biomarkers” Establish One of Earth’s Earliest Animals Not so long ago,...
AncientSeaCow

Earth Science In the News: An Ancient Sea Cow and Planet...

By Jim Brace Thompson A Long Journey Home for an Ancient Sea Cow Its bones were first spotted back in 2012 by a geologist mapping fault...
Rock formations near San Andreas Fault

Rock & Gem Kids: Earthquake Faults

By Jim Brace-Thompson Portions of our continents are stable, and the earth seldom moves under our feet. But in places like my home state of...
Ozokerite

Rock & Gem Kids: Examining Ozokerite

By Jim Brace-Thompson “What is this stuff?” I asked myself as I picked up a lightweight chunk from a silent auction table at a gem...
Landsat Lena River image

Earth Science in the News: River View, Reconsidering Geologic Age

By Jim Brace-Thompson River Run The rivers coursing over the face of our planet Earth have long been known to be important interfaces for chemical exchanges...
Aerial view of bridge construction

Earth Science in the News: New age bridge, ‘Sticky Glaciers’

Editor's Note: Enjoy this compilation of rock, gem, mineral-related news of the day. By Jim Brace-Thompson Building Better Bridges in Earthquake Country A new $1.5 billion bridge...

Earth Science in the News: Neanderthal Caves and Planetary Exploration

By Jim Brace-Thompson Cave Deposits Hint at Happenings of Neanderthals Speleothems are limestone or dolostone deposits in caves (think of stalactites and stalagmites). They form when...
Heavenly Wind

Earth Science in the News: Fireballs and fossils

By Jim Brace-Thompson Fireball from Space Lights up Turkeytown An asteroid estimated to be 6 feet in diameter created a fireball 40 times brighter than a...

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