Cross-section of very young beech (40x), technique: brightfield; Jean Rüegger-Deschenaux, Mikroskopische Gesellschaft, Zurich, Switzerland. Won 1st Place - 1994 Photomicrography Competition
Polyethylene under the microscope
Cross Section of a Conifer Root with Secondary Growth
Part of section through pes hippocampi major from rabbit Sulla fina anatomia degli organi centrali del sistema nervoso, (Regia-Emilia, 1885) Author: GOLGI, Camillo (1843-1926)
This section of heartwood shows the cell structure of the handkerchief tree.
An electron microscope catches the immune system blooming into action. A white blood cell (red) wraps itself around a mycobacterium tuberculosis, the causative agent of most cases of tuberculosis. Phagocyte, as a white blood cell is known as, comes from the Greek word phagein (to eat), and that's what the cell does, rendering the infectious cell benign.