Global warming 40 million years ago transformed the size of Europe’s carnivorous mammals
European fossil evidence suggests modern carnivores did not simply replace rival predators by outcompeting them.Carnivoramorphs expanded into a…
Underground gases may explain Earth’s most devastating climate changes and mass extinctions
A hidden process deep beneath Earth’s surface may have played a powerful role in some of the most…
150-year-old Greenland shark washed ashore in Ireland, offering new clues to healthy aging
A Greenland shark stranded in Ireland was more than 150 years old but may have only just reached…
Scientists unlock the secret role of ocean microbes in Earth’s climate
Beneath the ocean’s surface, an unseen system works without pause. Tiny microbes drift through the water, breaking down…
New analysis finds signs of life on Mars actually came from Earth
A pair of stubborn molecules, prized because they can survive deep time, just passed an important Mars test…
Study reveals hidden role of permafrost in ancient climate change
For decades, scientists have looked to the oceans for answers about one of Earth’s biggest climate mysteries: Why…
Quiet for 100,000 years, Greece’s Methana volcano may be making a comeback
Methana volcano looked dead for more than 100,000 years, yet magma kept building below ground. By dating tiny…
An important ice cap vanished in Greenland about 7,000 years ago
Deep under Greenland’s ice, a thin layer of frozen dirt and rock has been holding a secret for…
Central and South America collided much earlier than previously thought
The ground beneath northern South America holds memories far older than any city or road. Locked inside ancient…
Chemists convert plastic waste into a powerful new tool to capture carbon dioxide
Carbon dioxide levels keep climbing, even after years of promises to cut emissions. At the same time, plastic…
Silicon vibrations add a new twist to dark matter research and quantum computing
At Texas A&M University, experimental particle physicist Dr. Rupak Mahapatra spends his days chasing some of the faintest…