Key facts
- A prehistoric cave in the Pyrenees may have been a copper smelting site.
- Archaeologists found artifacts suggesting frequent human occupation.
- Research indicates cats may prefer silver vine to catnip.
- A new species of tiny blue octopus has been discovered.
This article summarizes interesting scientific discoveries and research from May that did not receive extensive coverage. It aims to bring attention to a variety of topics, from ancient human activity to animal behavior and marine biology.