Discover the evolution of bacteria through machine learning, DNA comparisons, and the Great Oxidation Event 2.4 billion years ...

Bacteria consist of a single cell. They do not have bones and are not like big animals that leave clear signs in the ...

One thing geology teaches us about is the existence of another monumental event in the history of Earth, 2.4 billion years ...

Paleontologists found a group of four-legged Triassic creatures preserved in the same bone bed—but they don’t know what ...

Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics.

Jurassic dinosaurs milled about ancient Scottish lagoons, leaving up to 131 footprints at a newly discovered stomping ground ...

Camouflage is a common defensive strategy among animals. By modifying their coloration and patterning, animals evade ...

What if water and hydrogen don’t stay separated inside planets like Earth and Neptune? New research from UCLA and Princeton ...

Before hominins intentionally chipped stone to make tools, they likely used sharp rocks already shaped by natural forces.

Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources. But how did the production of stone tools -- called 'knapping' -- start?

NASA’s Curiosity rover has unearthed the largest organic molecules ever detected on Mars—possible fragments of fatty ...