What Is a Railgun?
	When it comes to weapons, the U.S. Navy never seems to have enough of them or to make them as deadly as they wish them to be. Yesterday, engineers employed by the U.S. government tested an improved railgun design that is able to output a total power of 10 megajoules, breaking the record of the previous railgun, which had a power of 9 megajoules of muzzle energy. Railguns are a type of weapons that convert electric power into kinetic [A ... [read more >>]
	01 February 2008, 07:00GMT | (c) 2008 Softpedia

How Did The World's Biggest Tank Work?
	Who can name the biggest tank in history? Of, course, it was built (or at least designed on paper) during World War II, considered to be the Golden Age of tanks. But did you know that the first tank in history was designed, though never actually built, by Leonardo Da Vinci? It was an armored war vehicle capable of moving in any direction and bristling with guns. To be effective, an element of these tanks would probably have had a ... [read more >>]
	13 April 2007, 11:04GMT | (c) 2008 Softpedia