Our eyes are practically magical, but they cannot see everything. For instance, the naked eye cannot see the moment where all four of a horse's legs are in the air or the gradual life cycle of plants- but cameras can capture these...

An introduction to the nitrogen cycle as it relates to plant photosynthesis. Find out how plants obtain the nitrogen they need for life.

This general overview of mosses is concise, with good diagrams and illustrations. The text is written at a higher level, but the information to gain is worth taking some time.