In a new paper published in Nature today, colleagues and I reveal secrets of Earth’s crust 4.5 billion years ago. In the process ... estimates ranging from 800 million to 4.5 billion years.

Ancient Earth movements, probably connected with the initial unzipping of the Atlantic Ocean over 200 million years ago, caused long fault zones to form and mud with fossils was sucked into the ...

It offers new clues about the evolution and geographic distribution of plesiosaurs in Europe nearly 180 million years ago, particularly about how isolated each was from all others, and how this ...

The findings offer new insights into how prehistoric mammals adapted to changing environments well before the asteroid impact reshaped life on Earth.

Dave Lovelace Roughly 230 million years ago, a group of alligator-sized amphibians convened on a floodplain in what is now west-central Wyoming. For some mysterious reason, the creatures all died ...

The flying reptile is from 115 million years ago in the Lower Cretaceous period. With a pelvis length of 40 mm, the new animal would have had a total length of 350 mm, and a wingspan of 750 mm ...

The discovery of a 480-million-year-old sponge in China has revolutionized scientists’ understanding of early reef ecosystems and biomineralization. As published in the journal PNAS, Chinese ...

Learn about the time period that took place 65 to 23 million years ago. 3 min read At the dawn ... conspicuously absent from the face of the Earth. Rodent-size (and perhaps larger) mammals emerged ...

An agreement was announced by the company Thursday, confirming an earlier report from The Wall Street Journal. Hershey didn’t disclose the price it agreed to pay.

Although no such explicit connection between these two events has been outlined, the March 21 New York Times article reported that some administrators wonder whether Trump’s cancellation of $400 ...

Earth and environmental sciences cover all aspects of Earth and planetary sciences, and broadly encompasses solid Earth processes, surface and atmospheric dynamics, Earth system history, climate ...