An atlas of diatoms has been assembled Bowling Green State University. Scanning electron micrographs as well as light micrographs from The Big Darby Creek . Jan Parmentier covers diatoms from the Netherlands . Laboratory notes and manuscripts from renowned biomedical scientists are featured at Profiles in Science . Lichen is probably derived from the Greek word to lick.
Lichens are symbiotic forms of plant life than contain an alga and a fungus.
The North American Lichen Project is devoted to the non-dermatologic Lichens. It has gorgeous photographs. Dermatologic lichens contain closely agminated papules. Case Western Reserve's Department of Astronomy offers the first Earth-bound robotic telescope accessible to the public. Snowflakes - images, preservation, physics, etc from the collection of Kenneth Libbrecht at California Institute of Technology.