It's that time of the year when The Nobel Prize winners in the fields of medicine, physics, chemistry, literature, world peace and economics are being announced.
The circular grass creations, that look like something out of a different planet scattered throughout the Namib Desert have long been one of the mysteries of science.
Morse code is a method of transmitting text information as a series of on-off tones, lights, or clicks that can be directly understood by a skilled listener or observer without special equipment.
