The throat of the roundworm Caenorhabditis elegans might seem like an odd place for exploring the complexity of life's mechanisms, until one realizes how much information has been collected on these ...

A team of researchers has identified the earliest known ecdysozoan fossil, which originated from the Precambrian era.

Everyone has a past. That includes the millions of species of insects, arachnids, and nematode worms that make up a major ...