This is PhD student Mohamad Bazzi with a fossil lamniform shark tooth

The end-Cretaceous extinction unleashed modern shark diversity

Earthquake mangled track

Earthquakes can systematically trigger other ones on opposite side of Earth

Brachiosaur foot bones below a tail of a Camarasaurus.

Paleontologists discover largest dinosaur foot ever

Skeletal remains from the Xiaophis myanmarensis snake hatchling trapped in Burmese amber.

First fossilized snake embryo ever discovered rewrites history of ancient snakes

This is the location of the Yellowstone's hotspot track. The triangles indicate general locations of the Yellowstone and Snake River Plain age-progressive volcanoes with ages shown in millions of years, plotted on a topography map of the Western United States.

Yellowstone super-volcano has a different history than previously thought

10 million-year-old frog from Libros, Spain

New sources of melanin pigment shake up ideas about fossil animals’...

Groundwater well levels dropped several meters at most of the 1600 observation wells across the Central Valley, from 2007-2010.

Scientists use satellites to measure vital underground water resources

Earth

Geologist leads effort to update Earth’s geologic time scale

Akainacephalus johnsoni

Newly discovered armored dinosaur from Utah reveals intriguing family history

Giant's Causeway, Ireland

Giant’s Causeway, Ireland

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