Volcanic eruption

Volcanic carbon dioxide emissions helped trigger Triassic climate change

Minerals on hand

Rare Gems & Minerals in Texas

Some of the world's oldest known dinosaur eggs and embryos. The clutch of Massospondylus carinatus eggs discovered in 1976 in Golden Gate Highland National Park, South Africa. Credit: Brett Eloff

The World’s Oldest Dinosaur Eggs

Life restoration of Elessaurus gondwanoccidens, from the Sanga do Cabral Formation (Lower Triassic), Brazil. Credit: Márcio L. Castro

New fossil from Brazil hints at the origins of the mysterious...

The common name “coquí” describes various species of frogs in the genus Eleutherodactylus and is derived from two species’ distinctive chirping calls. The common coquí, Eleutherodactylus coquí, is the national symbol of Puerto Rico. Photo courtesy of Alberto Lopez Torres

Coquí fossil from Puerto Rico takes title of oldest Caribbean frog

These are figures from the Nature Geoscience groundwater aquifer paper. Credit: Wallis et al

River-groundwater hot spot for arsenic

This visualization shows the magnetic field around Earth, or the magnetosphere. Earth’s magnetic field origins are still a mystery, a new MIT study finds. Credit: Greg Shirah and Tom Bridgman, NASA/Goddard Space Flight Center Scientific Visualization Studio.

Origins of Earth’s magnetic field remain a mystery

The ash plume from the Kilauea volcano on the big island of Hawaii was pictured May 12, 2018, from the International Space Station. Credit: NASA

New NASA radar looks to monitor volcanoes and earthquakes from space

We know that birds, such as this Archaeopteryx, evolved from dinosaurs but there have been persistent questions about how common the feathers were amongst their extinct relatives © The Trustees of the Natural History Museum, London

The first dinosaurs probably didn’t have feathers

One of the biggest gaps in the arthropod fossil record was what the ancestors to millipedes and centipedes looked like, but now that gap has been filled. Credit: Katja Schulz/Wikimedia Commons

Aquatic ancestors of terrestrial millipedes characterized for the first time

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