At first, they looked like muddy chunks of ancient shell. But these 20-million-year-old fossil oysters had been slowly replaced with agate over time, creating hidden patterns inside the stone. When ...

Curiosity, which is exploring Gale Crater, conducted a chemistry experiment on a rock sample that revealed complex carbon ...

Scientists may have found a powerful new way to hunt for alien life — not by searching for specific molecules, but by looking for hidden patterns in how those molecules are organized. Researchers ...

Explore how new fossils and advanced technology are revealing the evolutionary origins and diversity of snakes throughout ...

For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking ...

Scientists discover new way to find aliens - Discovery could allow scientists to find signs of life without relying on particular special instruments, researchers suggest ...

The fossils were pulled from Billeroo Creek, a patch of land east of the Flinders Ranges that is bone-dry today. During the ...

New UCR research shows that the search for life beyond Earth could benefit from a statistical approach that prioritizes ...

NASA has found a hidden lake deep beneath Antarctica. The lake has a unique chemistry far more like Mars than Earth. What is ...

A strange set of ancient fossils is forcing scientists to rethink one of paleontology’s most stubborn assumptions: that mysterious 400-million-year-old organisms can always be placed somewhere on the ...

Understanding how these animals manage to survive for centuries offers us a humbling look at our own place in the ecosystem.

A hidden cave network in Cambodia has left scientists speechless. They found several species hidden away that have never been ...