Animal cell and molecular biology encompasses the study of eukaryotic cells as the fundamental units of life, focusing on their structure, function, development, and the intricate regulatory ...

Cyanobacteria—ancient microbes that oxygenated Earth and made complex life possible—are still revealing surprises billions of ...

Cryo-electron tomography shows what molecules look like in high-resolution – in this case, the virus that causes COVID-19. Nanographics, CC BY-SA All life is made up of cells several magnitudes ...

This article was originally featured on Knowable Magazine. More than 1.5 billion years ago, a momentous thing happened: Two small, primitive cells became one. Perhaps more than any event—barring the ...