| HMS HerculesFive ships of the British Royal Navy have borne the name HMS Hercules after the Greek and Roman hero Hercules. The first Hercules was a 74-gun ship of the line, launched 1759, and sold 1784. Captain John Porter was in command in early 1759. Hercules was a | HMAS SydneyFour ships of the Royal Australian Navy have been named HMAS Sydney after Sydney, the capital city of New South Wales. The first Sydney was a Town-class light cruiser launched 29 August 1912. The second Sydney was a modified Leander class light cruiser la | HMACA keyed-hash message authentication code or HMAC is a type of message authentication code (MAC) calculated using a cryptographic hash function in combination with a secret key. As with any MAC, it may be used to simultaneously verify both the data integri |
| HMS AntelopeAt least twelve ships of the Royal Navy have borne the name HMS Antelope, a name of zoological origin given to any deer-like ruminant species. Little information about early Antelopes is available. In 1681, James Story, Captain of HMS Antelope conducted a | HMS PinaforePinafore or "The Lass that Loved a Sailor," is a comic Gilbert and Sullivan operetta in two acts, with music by composer Arthur S. Sullivan and libretto by William S. The first performance was at the Opera Comique, London, on the 28th of May, 1878. The ti | HMXHMX also called octogen or cyclotetramethylene-tetranitramine is a powerful, but shock sensitive, nitroamine high explosive, chemically related to RDX. First made in 1930, it is used almost exclusively in military applications including as the detonators |
| HmongThe Hmong also known as Miao (Chinese: : Miao; Vietnamese: Mo or Hmong; Thai: (mong) or (maew)), are an Asian ethnic group whose homeland is in the mountainous regions of southern China (especially Guizhou) that cross into northern Southeast Asia (norther | HMS Scorpion (1863)HMS Scorpion, a 2750-ton ironclad turret ship built at Birkenhead, England, was one of two sisters secretly ordered from the Laird shipyard by the Confederate States of America government in 1862. Her true ownership was concealed by the fiction that she w | HMS SidonTwo ships of the British Royal Navy have borne the name HMS Sidon, named for Sidon, a city in Lebanon. The first HMS Sidon was a first-class paddle frigate designed by Sir Charles Napier. She was launched May 26, 1846. The second HMS Sidon was launched in |