Add Yahoo as a preferred source to see more of our stories on Google. Composite of three mages from new microscope technology show a cell's replication machinery in green, already-replicated DNA is ...

Grab your lab coat, or at least pretend you have one, and prepare to zoom way, way in because we’re about to explore a world ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...