One of these numbers we call energy, but there are others, for example momentum.

There are a number of reasons for the new spotlight on what is called brown energy.

All tests point to a strange form of gravity we call dark energy.

So we can *invent* a tracking term called "internal energy".

Theorists are not sure what the antigravity force is, but they call it dark energy.

In 2010, an evil energy being called Draias comes flying to the earth.

One example of this is in the New Age tradition, which simply calls these values positive and negative energy.

Hope has also been called internal energy or innate immunization.

But there's just this weird energy called celebrity that I bring to it.

There are also six "social energies", called societal values, which allow players to learn about the characteristics of the citizens.