A microscopic creature from a boiling hot spring in Northern California has just reset the upper limit for how hot complex ...

Every living organism falls into one of two groups: eukaryotes or prokaryotes, with cellular structure determining which group an organism belongs to. Prokaryotes are unicellular and lack a nucleus ...

Mitochondria are a characteristic feature of eukaryotic cells, typically accounting in each cell for > 90% of the O 2 consumed and ATP produced. Mitochondrial dysfunction can cause a variety of ...

Deep in coastal mangroves and even inside our own mouths, biologists are finding that DNA does not always sit in a simple ...

Nuclear-encoded regulatory proteins control mitochondrial translation. A few, however, are encoded by the mitochondrial DNA (mtDNA) and are produced by the mitochondrial translation machinery.