Art is a diverse range of human activities in creating visual, auditory or performing artifacts (artworks), expressing the author's imaginative or technical skill, intended to be appreciated for their beauty or emotional power.
An arthropod (from Greek αρθρό arthro-, joint + podos, foot) is an invertebrate animal having an exoskeleton (external skeleton), a segmented body, and jointed appendages (paired appendages).
Artificial intelligence (AI) is intelligence exhibited by machines. In computer science, the field of AI research defines itself as the study of "intelligent agents": any device that perceives its environment and takes actions that maximize its chance of success at some goal.
Artificial neural networks (ANNs) or connectionist systems are a computational model used in computer science and other research disciplines, which is based on a large collection of simple neural units (artificial neurons), loosely analogous to the observed behavior of a biological brain's axons.
Field Marshal Arthur Wellesley, 1st Duke of Wellington, KG, GCB, GCH, PC, FRS (1 May 1769 – 14 September 1852), was an Anglo-Irish soldier and statesman who was one of the leading military and political figures of 19th-century Britain.
Artemis (/ˈɑːrtᵻmᵻs/; Ancient Greek: Ἄρτεμις, Modern Greek: Άρτεμις, Ártemis, Attic Greek: [ár.te.mis]) was one of the most widely venerated of the Ancient Greek deities.
Art Deco, sometimes simply referred to as Deco, is a style of visual arts, architecture and design that first appeared in France just before World War I.
Artillery is a class of large military weapons built to fire munitions far beyond the range and power of infantry's small arms.
Article One of the United States Constitution establishes the legislative branch of the federal government, the United States Congress.
Art Nouveau (French pronunciation: [aʁ nuvo], Anglicised to /ˈɑːrt nuːˈvoʊ/) is an international style of art, architecture and applied art, especially the decorative arts, that was most popular between 1890 and 1910. A reaction to the academic art of the 19th century, it was inspired by natural forms and structures, particularly the curved lines of plants and flowers.