Maybe it expressed a sergeant’s snark toward the officer corps. Or a budding scientist’s thrill at a big find. Either way, the hand-lettered label that future Bates professor William H. Sawyer Jr.

The researchers dubbed the individual cells "microscopic tornadoes" for their rapid rotation, which both forms the crystals by drawing in other cells and then powers the crystals' own motion. Insects ...

A NEW method of providing dyes for some of the commoner staining procedures has been developed and tested. A small volume of the required dye solution is prepared according to the appropriate formula.