987-996 (10 pages) Ejection of excavated manganese (Mn)-laden particles from anoxic subsurface sediment onto an oxic sediment–water interface by infauna and by other physical disturbances triggers ...

Bacteria may have adapted to oxygen well before Earth’s atmosphere was saturated with it, according to a new study. Researchers who traced microbial evolution over billions of years – using machine ...

"In bacteria, radiation can cause DNA damage, protein oxidation and membrane disruption ... design their own kind of the antioxidant, called manganese-dependent peptide (MDP), inspired by one ...