Ostracod crustaceans were entrapped in this tiny piece of Cretaceous amber found in Myanmar.

The oldest known sperm cells

Saturn's icy

Process that might have led to first organic molecules

Central Alps of Switzerland

Formation of the Alps: Detaching and uplifting, not bulldozing

Summary of major extinction events through time, highlighting the new, Carnian Pluvial Episode at 233 million years ago. Credit: D. Bonadonna/ MUSE, Trento

Discovery of a new mass extinction

The dawn crested penguin Eudyptes atatu in New Zealand, three million years ago. Image by Simone Giovanardi. Permission for use of the image for a press release is granted by the artist. Credit: Massey University

Newly-described fossils reveal an ancient origin for New Zealand penguins

A rough diamond from Kankan, Guinea, that was analyzed in a new study led by a PhD student at the U of A. The imperfections inside the diamond are small inclusions of a mineral called ferropericlase, which is from the lower mantle. Credit: Anetta Banas

Uncovering new understanding of Earth’s carbon cycle

carbon cycle

Understanding Earth’s ‘deep-carbon cycle’

Eurypterid specimen image: Images of the eurypterid specimen fossil that led to Lamsdell’s discovery. Credit: Melanie Hopkins Photo

Coming up for air: Extinct sea scorpions could breathe out of...

Researchers collected and analyzed permafrost from four sites in the Yukon to develop a new technique to tease ancient DNA from soil, pulling the genomes of hundreds of extinct animals and thousands of plants from less than a gram of sediment. Credit: Tyler Murchie/ McMaster University

Thousands of species recorded in a speck of soil

A plume of ash and dust rises from Pavlof Volcano on the Alaskan Peninsula in 2013. Credit: NASA

Volcanic ash may have a bigger impact on the climate than...

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