New research suggests the gut bacteria of red and grey squirrels differ significantly, potentially explaining the decline of the native red and the success of its grey counterpart.

The science of smell is an exciting area of research.

When ships sink, they add artificial structures to the seafloor that can quickly become diverse, ecologically important underwater communities.

An accordion-textured clay called smectite efficiently traps organic carbon and could help buffer global warming over millions of years.

By analyzing bacterial data, researchers have discovered thousands of rare new CRISPR systems that have a range of functions and could enable gene editing, diagnostics, and more.

To communicate, domestic cats send signals to each other using odors derived from families of bacteria living in their anal glands.

New coating protects nitrogen-fixing bacteria from heat and humidity, which could allow them to be deployed for large-scale agricultural use.

An investigation into pit latrine microbes could offer ways to improve public health and reduce greenhouse gas emissions, say researchers.