A rare fossil discovery is shedding light on the “missing years” of early sponge evolution. Scientists found a ...

More than two decades after scientists identified a fossil as the world’s oldest octopus — officials now say it wasn’t one at ...

The fossil record has given us another new prehistoric species, named Eosphorosuchus lacrimosa (from the Greek ...

Anacondas were already massive when they appeared more than 12 million years ago. Fossils now show that their size has barely ...

A 550-million-year-old sea sponge fossil discovered in China is helping scientists resolve a 160-million-year gap in the ...

Afossil uncovered along the Yangtze River in China is forcing scientists to rethink not just the origins of sponges but also ...

Scientists have discovered fossils in China that reveal a crucial transition from simple to complex life on Earth ...

Scientists discovered a giant echidna fossil in Australia that shows these animals lived across a wider area during the Ice ...

The assemblage suggests that the ancestors of some of today's animal groups may have arisen before the famed Cambrian ...

Scientists uncover the truth behind a well-known fossil, Pohlsepia mazonensis, showing the "world's oldest octopus" was not ...

In the aftermath of Earth’s most catastrophic extinction event, one unlikely survivor rose to dominate a shattered world: ...

Tanyka amnicola is a newly identified ancient tetrapod known from unusual twisted jawbones adapted for grinding plants. This ...