This is Emerald Bay, Lake Tahoe, USA. Credit: R.A. Schweickert et al.

Underwater surveys in Emerald Bay reveal the nature and activity of...

Measures of land Subsidence in San Joaquin Valley. Credit: USGS

Western droughts caused permanent loss to major California groundwater source

Thrinaxodon

Mammals’ unique arms started evolving before the dinosaurs existed

A 3D model of the mandible of Alophia rendered from high resolution CT scans.

Fossil teeth from Kenya solve ancient monkey mystery

Scientists are peeking into ancient oceans to unravel the complexities of mass extinctions, past and future.

Researchers uncover new clues to surviving extinction

American Alligators make neural maps of sound the same way birds do

Alligator study reveals insight into dinosaur hearing

Side view of the lower jaw of Galulatherium jenkinsi, the most complete mammal yet know from the Cretaceous Period of the African continent, and named this week by researchers from Ohio University.

Rukwa Rift Basin Project names new Cretaceous mammal from East African...

What is Monomineralic Rock?

Granite.

What is Polymineralic Rock?

Black Quartz Cluster

What is Black Quartz?

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