Balance of Nature, or Ecological Balance, the balanced relationship of the plants, animals, and other living organisms that make up a natural community. This equilibrium is maintained by the interaction of the various organisms in a specific area, and by their interaction with nonliving environmental factors. (See Ecology.)
We hear about humidity in just about every weather report on the nightly news. There are several different ways meteorologists measure humidity, but relative humidity is the most common measurement. What is relative humidity, though? Find out in this
The man who had some theories about relativity was also an eccentric who gleefully eschewed socks, dodged German military service and spurned social conventions.