Black Black is the darkest color, the result of the absence or complete absorption of visible light. It is an achromatic color, a color without hue, like white and gray.
Black hole A black hole is a region of spacetime exhibiting gravitational acceleration so strong that nothing—no particles or even electromagnetic radiation such as light—can escape from it. The theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole.
Black people Black people is a skin group-based classification used for specific people with a mid to dark brown complexion. Not all black people have dark skin; however, in certain countries, often in socially based systems of racial classification in the Western World, the term black is used to describe persons who are perceived as dark-skinned compared to other populations.
Black Sabbath Black Sabbath were an English rock band, formed in Birmingham in 1968, by guitarist and main songwriter Tony Iommi, drummer Bill Ward, bassist and main lyricist Geezer Butler and singer Ozzy Osbourne. Black Sabbath are often cited as pioneers of heavy metal music.
Black–Scholes model The Black–Scholes or Black–Scholes–Merton model is a mathematical model for the dynamics of a financial market containing derivative investment instruments. From the partial differential equation in the model, known as the Black–Scholes equation, one can deduce the Black–Scholes formula, which gives a theoretical estimate of the price of European-style options and shows that the option has a unique price regardless of the risk of the security and its expected return .
Black Dahlia Elizabeth Short , known posthumously as the "Black Dahlia", was an American woman who was found murdered in the Leimert Park neighborhood of Los Angeles, California. Her case became highly publicized due to the graphic nature of the crime, which included her corpse having been mutilated and bisected at the waist.
Black Sea The Black Sea is a body of water and marginal sea of the Atlantic Ocean between Eastern Europe, the Caucasus, and Western Asia. It is supplied by a number of major rivers, such as the Danube, Dnieper, Southern Bug, Dniester, Don, and the Rioni.
Black metal Black metal is an extreme subgenre of heavy metal music. Common traits include fast tempos, a shrieking vocal style, heavily distorted guitars played with tremolo picking, raw recording, unconventional song structures, and an emphasis on atmosphere.
Black Panther (film) Black Panther is a 2018 American superhero film based on the Marvel Comics character of the same name. Produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures, it is the eighteenth film in the Marvel Cinematic Universe .
Black Mask (character) Black Mask is a fictional supervillain appearing in American comic books published by DC Comics. Created by Doug Moench and Tom Mandrake, he made his first appearance in Batman #386 (August, 1985).