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binary code | Definition, Numbers, & Facts | Britannica

Link: https://www.britannica.com/technology/binary-code

FREEBinary code, code used in digital computers, based on a binary number system in which there are only two possible states, off and on, usually symbolized by 0 and 1. A binary code signal is a series of electrical pulses that represent numbers, characters, and operations to be performed. ... See Details

Created: 2 days ago

optogenetics | Definition, Method, & Applications | Britannica

Link: https://www.britannica.com/science/optogenetics

FREEOptogenetics, experimental method in biological research involving the combination of optics and genetics in technologies that are designed to control (by eliciting or inhibiting) well-defined events in cells of living animal tissue.Unlike previously developed experimental methods of light control, optogenetics allows researchers to use light to turn cells on or off with remarkable precision ... See Details

Created: 4 days ago

human trafficking | Definition, Tactics, Statistics, Types

Link: https://www.britannica.com/topic/human-trafficking

FREEHuman trafficking, also called trafficking in persons, form of modern-day slavery involving the illegal transport of individuals by force or deception for the purpose of labour, sexual exploitation, or activities in which others benefit financially.Human trafficking is a global problem affecting people of all ages. It is estimated that approximately 1,000,000 people are trafficked each year ... See Details

Created: 6 days ago

Runoff | hydrology | Britannica

Link: https://www.britannica.com/science/runoff

FREERunoff, in hydrology, quantity of water discharged in surface streams.Runoff includes not only the waters that travel over the land surface and through channels to reach a stream but also interflow, the water that infiltrates the soil surface and travels by means of gravity toward a stream channel (always above the main groundwater level) and eventually empties into the channel. ... See Details

Created: 6 days ago

gene | Definition, Structure, Expression, & Facts | Britannica

Link: https://www.britannica.com/science/gene

FREEGene, unit of hereditary information that occupies a fixed position on a chromosome. Genes achieve their effects by directing the synthesis of proteins. They are composed of deoxyribonucleic acid (DNA), except in some viruses, which have genes consisting of a closely related compound called ribonucleic acid (RNA). ... See Details

Created: 5 days ago

Carib | History, Traditions, & Facts | Britannica

Link: https://www.britannica.com/topic/Carib

FREE…warded off attacks by their Carib neighbours from islands to the south and east, including the Virgin Islands and Vieques Island.… Dominican Republic: History …on Hispaniola in 1492, the Carib people, for whom the Carib bean Sea is named, were preying on the Taino (an Arawak people), who had previously settled there. ... See Details

Created: 2 days ago

melody | Description & Characteristics | Britannica

Link: https://www.britannica.com/art/melody

FREESee if your mental notes are pitch-perfect or off-key in this study of music. But melody is far older than harmony . The single line of melody was highly developed—e.g., in medieval European and Byzantine plainchant, in the melodies of the trouvères and troubadours , and in the ragas and maqāmāt ( melody types ) of Indian and Arab music. ... See Details

Created: 5 days ago

Pareto-optimality | social sciences | Britannica

Link: https://www.britannica.com/topic/Pareto-optimality

FREEPareto-optimality, a concept of efficiency used in the social sciences, including economics and political science, named for the Italian sociologist Vilfredo Pareto.. A state of affairs is Pareto-optimal (or Pareto-efficient) if and only if there is no alternative state that would make some people better off without making anyone worse off. More precisely, a state of affairs x is said to be ... See Details

Created: 3 days ago

Divider | measurement instrument | Britannica

Link: https://www.britannica.com/technology/divider-measurement-instrument

FREEDivider, instrument for measuring, transferring, or marking off distances, consisting of two straight adjustable legs hinged together and ending in sharp points.It is used principally in drafting for the accurate transfer of dimensions from a measuring scale and in machine shops for scribing lines on surfaces, usually machined, with dimensions taken from a ruler. ... See Details

Created: 4 days ago

Is Zero an Even or an Odd Number? | Britannica

Link: https://www.britannica.com/story/is-zero-an-even-or-an-odd-number

FREEMathematical parity is usually one of the first rules learned in early arithmetic classes, though you might be unfamiliar with the name. It is how we split up all integers into two categories: even numbers and odd numbers. Determining the parity of an integer—a number that can be written without a ... See Details

Created: 3 month ago

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