Personal life is the course of an individual’s life, especially when viewed as the sum…
A balloon is conceptually the simplest of all flying machines. The balloon is a fabric…
Wood is a porous and fibrous structural tissue found in the stems and roots of…
“Never measure the height of a mountain until you have reached the top. Then you will see how low it was.”
A summit is a point on a surface that is higher in elevation than all…
Archaeology of the North Sea has been studied again recently. Several major archaeological finds were…
The term in its current usage first appeared in the 1990s and became particularly prominent…