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Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes...

Business is the practice of making one's living or making money by producing or buying and selling products (such as goods and services). It is also "any...

Killed in action (KIA) is a casualty classification generally used by militaries to describe the deaths of their own personnel at the hands of enemy or...

Gemini (♊︎) (/ˈdʒɛmɪnaɪ/ JEM-in-eye Greek: Δίδυμοι, romanized: Dídymoi, Latin for "twins") is the third astrological sign in the zodiac. Under the tropical...

A firearm is any type of gun that uses an explosive charge and is designed to be readily carried and used by an individual. The term is legally defined...

Aries (♈︎) (Greek: Κριός, romanized: Kriós, Latin: Ariēs, lit. 'ram') is the first astrological sign in the zodiac, spanning the first 30 degrees of celestial...

Yahoo! Mail (also written as Yahoo Mail) is an email service offered by the American company Yahoo, Inc. The service is free for personal use, with an...

In mathematics, the natural numbers are the numbers 0, 1, 2, 3, etc., possibly excluding 0. Some define the natural numbers as the non-negative integers...

SN 1604, also known as Kepler's Supernova, Kepler's Nova or Kepler's Star, was a Type Ia supernova that occurred in the Milky Way, in the constellation...

The United States Bill of Rights comprises the first ten amendments to the United States Constitution. Proposed following the often bitter 1787–88 debate...

A CAPTCHA (/ˈkæp.tʃə/ KAP-chə) is a type of challenge–response test used in computing to determine whether the user is human in order to deter bot attacks...

The Imperial Japanese Army (IJA) was the principal ground force of the Empire of Japan. Forming one of the military branches of the Imperial Japanese Armed...

Francis I (French: François Ier; Middle French: Françoys; 12 September 1494 – 31 March 1547) was King of France from 1515 until his death in 1547. He was...

Mount Elbrus is the highest mountain in Russia and Europe. It is situated in the western part of the North Caucasus and is the highest peak of the Caucasus...

In geography, the temperate climates of Earth occur in the middle latitudes (approximately 23.5° to 66.5° N/S of Equator), which span between the tropics...

South Tyrol (German: Südtirol, German: [ˈsyːtiˌroːl, ˈzyːttiˌʁoːl] ; Italian: Alto Adige, Italian: [ˈalto ˈaːdidʒe]; Ladin: Südtirol) is an autonomous...

Travel is the movement of people between distant geographical locations. Travel can be done by foot, bicycle, automobile, train, boat, bus, airplane, ship...

Colonel (abbreviated as Col., Col, or COL) is a senior military officer rank used in many countries. It is also used in some police forces and paramilitary...

An eponym is a person, a place, or a thing after whom or for which someone or something is, or is believed to be, named. Adjectives derived from the word...

Gram-negative bacteria are bacteria that unlike gram-positive bacteria do not retain the crystal violet stain used in the Gram staining method of bacterial...