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“Rocks and Fossils”

Jul 21, 2014 11:20 AM ET // Charles Choi, LiveScience
The bewildering shapes apparently owe their origin in large part to how rock can strengthen when squashed from above.
Jun 9, 2014 12:55 PM ET // Ian O'Neill
Through the analysis of a previously unexplained ratio of isotopes, scientists have recovered a geological time capsule of sorts that they believe represents a very different Earth that existed some 4.5 billion years ago. Continue reading →
Jun 4, 2014 11:40 AM ET // Joseph Castro, LiveScience.com Contributor
The new substance will forever remain in Earth's rock record, researchers say.
Jun 2, 2014 06:07 PM ET // Tim Wall
Early dogs may have helped humans hunt mammoth, then guard the meat from their wild relatives. Continue reading →
May 28, 2014 02:45 PM ET // Sheila M. Eldred
A tiny bird is the oldest known bird pollinator. Continue reading →
May 5, 2014 04:48 PM ET // Tim Wall
Three satellites -- dubbed the Swarm -- are mapping the Earth's magnetic field in record time. Continue reading →
Apr 28, 2014 02:00 PM ET // Jeanna Bryner, LiveScience Managing Editor
A new pinkish, purplish mineral has a chemical composition and crystalline structure unlike any of the known 4,000 minerals.
Apr 7, 2014 09:00 AM ET // Paul Gabrielsen
A neutrally buoyant layer may be floating between two layers deep in the Earth.
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