Life arose on hydrogen energy

How did the first chemical reactions get started at the origin of life and what was their source of energy? Researchers at the Heinrich Heine University Düsseldorf (HHU) have reconstructed the metabolism of the last universal ...

Size may not matter when estimating community energy use

Ecologists often want to understand how a community functions. For example, how much food does a community of animals consume every day? Or how much oxygen do plants produce every day? These functions are often assessed by ...

New insights into the earliest events of seed germination

Plant seeds may strike the casual observer as unspectacular—but they have properties that are nothing short of superpowers. In a dry state they can store their energy for years and then suddenly release it for germination ...

Veritable powerhouses—even without DNA

Whether human beings or animals, plants or algae: the cells of most life forms contain special structures that are responsible for energy production. Referred to as mitochondria, they normally have their own genetic material, ...

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