Scuba divers rely on diving fins for underwater propulsion. Recent advancements in fin technology have increased divers' locomotive efficiency, with some designs drawing ideas from structures in nature for improvement. Traditional paddle fins have been modified to include grooved surfaces, pivoting structures, and split designs to maximize forward thrust per kick and reduce energy expenditure. [...]
The news media has recently portrayed assault rifles as an evil of society. However, the assault rifle is often a misunderstood device. The M16, the standard assault rifle used by the United States military and many other defensive forces throughout the world, derives its popularity from its durability, efficiency, accuracy, and variable fire rate. The [...]
Shoe design is a complex process that involves the collaboration of a variety of individuals, including runners, craftsmen, technicians, scientists, and doctors. This article will focus on the complicated efforts that stand behind a relatively simple piece of athletic equipment: the running shoe. Introduction They were dreaming about running . . . Knifing through the [...]
