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Heavy metal (or simply metal) is a genre of rock music that developed in the late 1960s and early 1970s, largely in the United Kingdom and United States...

machine gun or Browning .50 caliber machine gun (informally, "Ma Deuce") is a heavy machine gun that was designed near the end of World War I by John Browning...

Heavy metals are generally defined as metals with relatively high densities, atomic weights, or atomic numbers. The criteria used, and whether metalloids...

Starship is a two-stage super heavy-lift launch vehicle under development by SpaceX. As of April 2024, it is the largest and most powerful rocket ever...

Heavy water (deuterium oxide, 2 H 2O, D 2O) is a form of water whose hydrogen atoms are all deuterium (2 H or D, also known as heavy hydrogen) rather than...

Judas Priest are an English heavy metal band formed in Birmingham in 1969. They have sold over 50 million albums and are frequently ranked as one of the...

Hard rock or heavy rock is a heavier subgenre of rock music typified by aggressive vocals and distorted electric guitars. Hard rock began in the mid-1960s...

Iron Maiden are an English heavy metal band formed in Leyton, East London, in 1975 by bassist and primary songwriter Steve Harris. Although fluid in the...

carry sufficient supplies to maintain a blockade. The third task required heavy armament, sufficient to stand up to the Spanish fleet. The first of the...

the 1930s. In the United States, Autocar introduced diesel engines for heavy applications in the mid-1930s. Demand was high enough that Autocar launched...

Mitsubishi Heavy Industries, Ltd. (三菱重工業株式会社, Mitsubishi Jūkōgyō Kabushiki-kaisha, MHI) is a Japanese multinational engineering, electrical equipment...

Alternative metal (also known as alt-metal) is a genre of heavy metal music that combines heavy metal with influences from alternative rock and other genres...

subgenre of heavy metal that features pop-influenced hooks and guitar riffs, upbeat rock anthems, and slow power ballads. It borrows heavily from the fashion...

Lockheed Martin. It provides the United States Air Force (USAF) with a heavy intercontinental-range strategic airlift capability, one that can carry...

offered the band a rather basic two album recording contract, one that heavily favored Warner, paying the four young men only $0.70 per unit (album) sold...

Deuterium (hydrogen-2, symbol 2H or D, also known as heavy hydrogen) is one of two stable isotopes of hydrogen (the other is protium, or hydrogen-1)....

distillates (the lighter fractions) and residues (the heavier fractions). Fuel oils include heavy fuel oil (bunker fuel), marine fuel oil (MFO), furnace...

shortened to prog metal or prog) is a broad fusion music genre melding heavy metal and progressive rock, combining the loud "aggression" and amplified...

Corporation (a general trading company), Mitsubishi Electric and Mitsubishi Heavy Industries (both diversified manufacturing companies). The Mitsubishi company...

close fire support with a variety of ammunition. Historically mortars were heavy siege artillery. Mortars launch explosive shells (technically called bombs)...