Illuminating how nitrogenase makes ammonia

A team of researchers led by PNNL computational scientist Simone Raugei have revealed new insights about how this complex enzyme does its job, finding that the seemingly wasteful formation of hydrogen has an essential purpose. ...

Calculating 'run and tumble' behavior of bacteria in groundwater

Bacteria in groundwater move in surprising ways. They can passively ride flowing groundwater, or they can actively move on their own in what scientists call "run and tumble" behavior. However, most numerical models of bacterial ...

Scientists design fast, reversible bio-inspired catalysts

For wind and sun power to become renewable energy mainstays, the energy they produce intermittently needs to be stored and retrieved efficiently. And that requires storing solar energy in chemical bonds until the energy is ...

A trailblazer in top down proteomics

Ljiljana Paša-Tolic, better known as Lili, is EMSL's mass spectroscopy capability lead. With a scientific focus in biology, she is particularly interested in the biological applications of mass spectroscopy technology.

Newly discovered bacteria can break down biomass

Despite decades of research, how ruminants deconstruct plant biomass in their stomachs is still something of a mystery. Now, an international team of scientists has identified a previously unknown family of bacteria and complex ...

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