A RECENT communication 1 discusses the freeze-drying process as conducted with the pressure of permanent gas, and the vapour pressure of the ice on the condenser, maintained at very low levels.

Crows have a sense of geometric intuition much like our own, a new study reveals. They can detect the 'odd one out' in a set of geometric shapes, and have an affinity for geometric regularity – shapes ...

The below flowchart process advises settings of the steps to complete for their part of the Integrated Review for two-year-olds, and the part undertaken by the Health Practitioners from the Families ...