Although long known to paleontologists, pterosaurs (and pterodactyls) continue to surprise. They dominated the air long before birds took wing, soaring through Earth’s skies for 150 million years, then joining nonavian dinosaurs in a major extinction event 66 million years ago. As flying reptiles, they were a breed apart from dinosaurs, and they came in a fantastic and weird array of sizes and forms, from tiny finch-like creatures to monsters as big as a modern airplane!
This story is from the May 2020 edition of Rock&Gem Magazine.
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This story is from the May 2020 edition of Rock&Gem Magazine.
Start your 7-day Magzter GOLD free trial to access thousands of curated premium stories, and 8,500+ magazines and newspapers.
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MORGAN HILL POPPY JASPER
In California, there are very few places to collect semi-precious stones. Many locations from the past have been either exhausted of the material or the land has been developed.
THE ACORN
The briolette gemstone has the same design attributes of a regular gemstone, however, the pavilion is elongated and the crown is usually domed. This is perfect for an elegant pendant, earrings or a pendulum.
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If Only Scientists Can Pop the Lid!
Paleontologists Embrace a New Method for Seeing Fossils within Rock
Fossil bone can be delicate. Attempts to remove it from a hard rock matrix by picking and scratching or etching with acids can be time-consuming and/or may end up obliterating that which you hope to study.
Need a Map of the Ocean Floor?
Call in the Seals!
Embracing AI for Earthquake Prediction
Seismologists Swap Conventional Methods for \"Deep-Learning\" Models
Earth, the Desert Planet
Things Look Grim 250 Million Years From Now!
Volcanoes or Asteroids?
The Debates on Dino Doom Never End!
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Australia Provides the Latest Example
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Compounds Hint of Conditions for Life Elsewhere in our Solar System