Photosynthesis from a hydrogen-producing, single-celled green alga, Chlamydomonas reinhardtii, has unmasked a previously unknown fermentation pathway that may open up possibilities for increasing hydrogen production. Alexandra Dubini and Michael Seibert from the National Renewable Energy Laboratory, Florence Mus and Arthur Grossman of the Carnegie Institution’s Department of Plant Biology, and Matthew Posewitz from the Colorado […]