An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, ...

A study analyzing Cambrian fossils uncovered that the ancestral ecdysozoan likely had a single ventral nerve cord, ...

An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, a key component of the central nervous system, evolved in ecdysozoan ...

Evolution is often depicted as a steady forward march from simple to complex forms. But new research shows that certain ferns ...

Ants learn from past encounters, showing more aggression toward familiar aggressive rivals and less toward passive ones. This ...

Million-Year-Old Cambrian Fossils Indicate Earliest Known Example of Predator-Prey 'Arms Race' Scientists have found evidence ...