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The wolverine (/ˈwʊlvəriːn/ WUUL-və-reen, US also /ˌwʊlvəˈriːn/ WUUL-və-REEN; Gulo gulo), also called the carcajou or quickhatch (from East Cree, kwiihkwahaacheew)...

A sexually transmitted infection (STI), also referred to as a sexually transmitted disease (STD) and the older term venereal disease (VD), is an infection...

The history of macOS, Apple's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project...

The Devonian (/dəˈvoʊni.ən, dɛ-/ də-VOH-nee-ən, deh-) is a geologic period and system of the Paleozoic era during the Phanerozoic eon, spanning 60.3 million...

Skeletal muscle (commonly referred to as muscle) is one of the three types of vertebrate muscle tissue, the other being cardiac muscle and smooth muscle...

Cardiac arrest, also known as sudden cardiac arrest (SCA), is when the heart suddenly and unexpectedly stops beating. When the heart stops beating, blood...

Gastropods (/ˈɡæstrəpɒdz/), commonly known as slugs and snails, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda...

The Lockheed C-5 Galaxy is a large military transport aircraft designed and built by Lockheed, and now maintained and upgraded by its successor, Lockheed...

Software testing is the act of checking whether software satisfies expectations. Software testing can provide objective, independent information about...

The Lockheed AC-130 gunship is a heavily armed, long-endurance, ground-attack variant of the C-130 Hercules transport, fixed-wing aircraft. It carries...

Skin is the layer of usually soft, flexible outer tissue covering the body of a vertebrate animal, with three main functions: protection, regulation, and...

Typhus, also known as typhus fever, is a group of infectious diseases that include epidemic typhus, scrub typhus, and murine typhus. Common symptoms include...

The Great Barrier Reef is the world's largest coral reef system, composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres...

The lentil (Vicia lens or Lens culinaris) is an edible legume. It is an annual plant known for its lens-shaped seeds. It is about 40 cm (16 in) tall, and...

The Mini (developed as ADO15) is a small, two-door, four-seat car produced by the British Motor Corporation (BMC) and its successors, from 1959 until 2000...

Archosauria (lit. 'ruling reptiles') or archosaurs (/ˈɑːrkəˌsɔːr/) is a clade of diapsid sauropsid tetrapods, with birds and crocodilians being the only...

Postsynaptic density Voltage- gated Ca++ channel Synaptic vesicle Neurotransmitter transporter Receptor Neurotransmitter Axon terminal Synaptic cleft Dendrite...

Charles Babbage KH FRS (/ˈbæbɪdʒ/; 26 December 1791 – 18 October 1871) was an English polymath. A mathematician, philosopher, inventor and mechanical engineer...

Breastfeeding, also known as nursing, is the process where breast milk is fed to a child. Breast milk may be from the breast, or may be pumped and fed...

Space Shuttle Columbia (OV-102) was a Space Shuttle orbiter manufactured by Rockwell International and operated by NASA. Named after the first American...