The human body is a machine whose many parts—from the microscopic details of our cells to our limbs, eyes, liver and ...

Researchers of the Siberian Branch of the Russian Academy of Sciences have reconstructed the likely appearance of an extinct group of comb jellies, one of the oldest known animal phyla. Their findings ...

In a stunning revelation, scientists have unearthed shark fossils dating back 325 million years in Mammoth Cave, Kentucky.

The species was named Sphyragnathus tyche, combining Greek words “sphyra,” meaning hammer and “gnathus,” meaning jaw for the ...

Researchers Trace Evolutionary Trajectory of Starfish's Unique Symmetry Through a 500 Million-Year-Old Fossil The star shape ...

Two new studies add to the evidence that human activity, from fishing to urban development, is driving the evolution of wild ...

Mammal evolution to upright posture followed complex branching path rather than simple step-by-step progression.

A team of researchers from the University of Adelaide, in collaboration with cavers, has uncovered a large number of eyeless, ...

Chunks of flipped DNA appear to accelerate evolution in fish. This discovery could reshape our understanding of how ...

Some species have been known to circle back to lost traits, but it's rare and not usually though the same genetic lines.