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The DVD (common abbreviation for digital video disc or digital versatile disc) is a digital optical disc data storage format. It was invented and developed...

Intellectual disability (ID), also known as general learning disability (in the United Kingdom) and formerly mental retardation (in the United States)...

An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and...

Nuclear fusion is a reaction in which two or more atomic nuclei, usually deuterium and tritium (hydrogen isotopes), combine to form one or more different...

The Volkswagen Golf (listen) is a compact car/small family car (C-segment) produced by the German automotive manufacturer Volkswagen since 1974, marketed...

In guns, particularly firearms, but not artillery, where a different definition may apply[citation needed], caliber (or calibre; sometimes abbreviated...

Electroencephalography (EEG) is a method to record an electrogram of the spontaneous electrical activity of the brain. The biosignals detected by EEG have...

Hyperthyroidism is the condition that occurs due to excessive production of thyroid hormones by the thyroid gland. Thyrotoxicosis is the condition that...

The time zone in Germany is Central European Time (Mitteleuropäische Zeit, MEZ; UTC+01:00) and Central European Summer Time (Mitteleuropäische Sommerzeit...

A jet engine is a type of reaction engine, discharging a fast-moving jet of heated gas (usually air) that generates thrust by jet propulsion. While this...

The history of mathematics deals with the origin of discoveries in mathematics and the mathematical methods and notation of the past. Before the modern...

American Motors Corporation (AMC; commonly referred to as American Motors) was an American automobile manufacturing company formed by the merger of Nash-Kelvinator...

Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism. Toxicity can refer to the effect on...

Selective breeding (also called artificial selection) is the process by which humans use animal breeding and plant breeding to selectively develop particular...

Saab Automobile AB (/sɑːb/) was a car manufacturer that was founded in Sweden in 1945 when its parent company, Saab AB, began a project to design a small...

Mac OS (originally System Software; retronym: Classic Mac OS) is the series of operating systems developed for the Macintosh family of personal computers...

Volvo Cars AB (Swedish: Volvo personvagnar, styled VOLVO in the company's logo) is a Swedish multinational manufacturer of luxury vehicles. Volvo is headquartered...

The Tupolev Tu-154 (Russian: Tyполев Ту-154; NATO reporting name: "Careless") is a three-engined, medium-range, narrow-body airliner designed in the mid-1960s...

TeX (/tɛx/, see below), stylized within the system as TeX, is a typesetting program which was designed and written by computer scientist and Stanford University...

The Grumman F4F Wildcat is an American carrier-based fighter aircraft that entered service in 1940 with the United States Navy, and the British Royal Navy...