A group led by University of São Paulo (USP) researchers in Brazil has described a new genus of frogs, Dryadobates, also ...

The Cambrian Explosion is a landmark moment in the history of life on Earth when many of the major groups of animals first ...

Kings and Generals animated historical documentary series continues with a video on Porphyrios - the whole who famously annoyed the Eastern Roman Emperor Justinian, and other bizarre and prominent ...