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New Geochemistry Technique Yields Clues about Earth’s Earliest Days

November 26, 2019

Half a century ago, in the lab nicknamed the “Lunatic Asylum” in the Charles Arms Laboratory of the…
Professor’s study of ancient crystals sheds light on earth’s early years

November 18, 2019

“Old” is a subjective term. Ask a five-year-old, and you might hear ‘teenage.” A mid-lifer might say ‘80.”…
Cataclysm at Meteor Crater: Crystal sheds light on Earth, moon, Mars

July 27, 2016

In molten sandstone extracted by prospectors a century ago, an international team of scientists has discovered microscopic crystals…
Life on Earth likely started at least 4.1 billion years ago — much earlier than scientists had thought

October 20, 2015

UCLA geochemists have found evidence that life likely existed on Earth at least 4.1 billion years ago —…
Study questions dates for cataclysms on early moon, Earth

October 19, 2015

Phenomenally durable crystals called zircons are used to date some of the earliest and most dramatic cataclysms of…
Early Earth less hellish than previously thought

September 16, 2014

Conditions on Earth for the first 500 million years after it formed may have been surprisingly similar to…
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