Paving the way for hydrogen from algae enzymes

Under certain conditions, some algae are able to produce hydrogen — a much sought-after green energy source. Its production takes place in the unique catalytic center of the unicellular algae and is only possible if certain cofactors of the relevant p…

An unlikely hero in evolution: Worms

One of Earth’s most consequential bursts of biodiversity — a 30-million-year period of explosive evolutionary changes spawning innumerable new species — may have the most modest of creatures to thank for the vital stage in life’s history: worms.