More connectivity does not always lead to more complex technology

Many technologies used in human societies are beyond the inventive capacities of individuals. Instead, technologies result from a cumulative process where innovations are gradually added across many generations—think from ...

Mixed bacterial communities evolve to share resources, not compete

New research shows how bacteria evolve to increase ecosystem functioning by recycling each other's waste. The study provides some of the first evidence for how interactions between species shape evolution when there is a ...

Feathers, cognition and global consumerism in colonial Amazonia

Amazonia is the home of the largest variety of birds in the world. In such a unique environment, craft cultures have flourished by translating the beauty and creativity of environmental materials like feathers into stunning ...

page 3 from 8