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Narita International Airport (成田国際空港, Narita Kokusai Kūkō) (IATA: NRT, ICAO: RJAA), also known as Tokyo-Narita International Airport, formerly and originally...

The iris (pl.: irides or irises) is a thin, annular structure in the eye in most mammals and birds, responsible for controlling the diameter and size of...

The United States presidential state car (nicknamed "the Beast", "Cadillac One", "First Car"; code named "Stagecoach") is the official state car of the...

The waterfall model is a breakdown of development activities into linear sequential phases, meaning they are passed down onto each other, where each phase...

The Sukhoi Su-17 (izdeliye S-32; NATO reporting name: Fitter) is a variable-sweep wing fighter-bomber developed for the Soviet military. Developed from...

Perfluorooctanoic acid (PFOA; conjugate base perfluorooctanoate; also known colloquially as C8, for its 8-carbon chain structure) is a perfluorinated carboxylic...

A natural product is a natural compound or substance produced by a living organism—that is, found in nature. In the broadest sense, natural products include...

In logic, a logical connective (also called a logical operator, sentential connective, or sentential operator) is a logical constant. Connectives can be...

Menarche (/məˈnɑːrki/ mə-NAR-kee; from Ancient Greek μήν (mēn) 'month', and ἀρχή (arkhē) 'beginning') is the first menstrual cycle, or first menstrual...

Aeroflot Flight 593 was a passenger flight from Sheremetyevo International Airport, Moscow, Russia, to Kai Tak Airport in Hong Kong. On 23 March 1994,...

COVID-19 vaccine clinical research uses clinical research to establish the characteristics of COVID-19 vaccines. These characteristics include efficacy...

Sub Marine Explorer is a submersible built between 1863 and 1866 by Julius H. Kroehl and Ariel Patterson in Brooklyn, New York for the Pacific Pearl Company...

Bach flower remedies (BFRs) are solutions of brandy and water—the water containing extreme dilutions of flower material developed by Edward Bach, an English...

The New Guinea singing dog or New Guinea Highland dog (Canis lupus hallstromi) is an ancient (basal) lineage of canid found in the New Guinea Highlands...

Norton Internet Security, developed by Symantec Corporation, is a discontinued computer program that provides malware protection and removal during a subscription...

Hurricane Lorenzo, also known as Storm Lorenzo for Ireland and the United Kingdom while extratropical, was the easternmost Category 5 Atlantic hurricane...

FKM is a family of fluorocarbon-based fluoroelastomer materials defined by ASTM International standard D1418, and ISO standard 1629. It is commonly called...

The NAMC YS-11 is a turboprop airliner designed and built by the Nihon Aircraft Manufacturing Corporation (NAMC), a Japanese consortium. It was the only...

Transcatheter aortic valve implantation (TAVI) is the implantation of the aortic valve of the heart through the blood vessels without actual removal of...

Japan Automobile Manufacturers Association (一般社団法人　日本自動車工業会, Ippan Shadanhōjin Nihon Jidōsha Kōgyō-kai), or JAMA, is a trade association with its headquarters...