Bacteria, among the oldest of life forms, have lived in seemingly every possible habitat on the planet, from ocean trenches and mountaintops to hot springs and polar ice. Yet, they have left a limited ...

Bacterial evolution and oxygen adaptation: A timeline built from genomic, fossil, and chemical data. Colors show oxygen states: anaerobic (blue), aerobic (red), and proportion of aerobic lineages in ...

A new study detected both aerobic and anaerobic bacteria in tattoo and permanent makeup inks. Researchers have detected anaerobic and aerobic bacteria in commercial tattoo and permanent makeup inks.

William H. Lewis is in the Laboratory of Microbiology, Wageningen University and Research, NL-6708 WE Wageningen, the Netherlands, and in the Department of Biochemistry, University of Cambridge, ...