All articles starting with P
28,818 articles
Public Utility Regulatory Policies Act
The Public Utility Regulatory Policies Act of 1978 (PURPA) is a federal law requiring electric utilities to purchase power from qualifying facilities at their avoided cost.
Public Welfare Medal
The Public Welfare Medal is the National Academy of Sciences' most prestigious award, given annually since 1914 for extraordinary use of science for the public good.
Public Works Administration
The Public Works Administration, also known as the Federal Emergency Administration of Public Works, was a New Deal agency financing large public construction from 1933 to 1943.
Public Works Department (Malaysia)
The Public Works Department of Malaysia, known locally as Jabatan Kerja Raya (JKR), is the federal department responsible for public infrastructure, including roads, buildings, airports, ports, and jetties.
Public-access television
Public-access television, also called community or cable access television, is non-commercial television produced by ordinary citizens on dedicated PEG cable channels. It began with DCTV in Dale City, Virginia in 1968, was mandated by the FCC in 1972, and now operates under Section 611 of the Communications Act.
Public-key cryptography
Public-key cryptography, also called asymmetric cryptography, is a cryptographic system in which each user holds a public key and a secret private key, enabling secure communication and digital signatures.
Public–private partnership
A public–private partnership, or private-public sector partnership, is a long-term government contract in which a private partner bears significant risk and is paid based on performance.
Publication
Publication: making a work publicly available as a controlled edition. Covers the publishing process from manuscript to distribution, book and scholarly publishing, open access models (gold, diamond, green), industry economics, and AI disruption.
Publication bias
Publication bias, also called the file drawer problem, is the tendency for studies with significant or positive results to be published more often than null results, distorting meta-analyses; detected with funnel plots and Egger's test, mitigated by trial registration.
Publication history of Batman
Publication history of Batman: the DC Comics character created by Bob Kane and Bill Finger, debuting in Detective Comics #27 (May 1939 cover date, on sale March 30), gaining his own title Batman #1 in 1940, and running continuously through Golden, Silver, Bronze, and Modern Ages, reboots, and the 2015 Finger co-creator credit.
Publication history of Marvel Comics crossover events
Publication history of Marvel Comics crossover events: company-wide storylines from Secret Wars (1984), the first mega-crossover, through the Infinity trilogy, Civil War, and Secret Invasion, to the 2025 revival of Marvel-DC crossovers.
Publication Law of 1930
The Publication Law of 1930 (出版法) was a law of the Republic of China governing newspapers, magazines, and books, promulgated in 1930 and abolished in 1999.
Publicis
Publicis Groupe is a French advertising and marketing holding company founded by Marcel Bleustein-Blanchet in 1926, which in 2025 topped the global ranking of communications groups by net revenue.
Publilia (wife of Cicero)
Publilia, second wife of Cicero (46-45 BC), his patrician ward; motives for the marriage disputed by Plutarch sources, ended in divorce after Tullia's death.
Publish or perish
Publish or perish is an academic aphorism for the pressure to publish frequently in reputable journals to keep or advance one's career; first dated use 1928 (Clarence Marsh Case), policy form under Harvard's Conant, now targeted by DORA and CoARA reforms.
Publish–subscribe pattern
The publish–subscribe pattern, also called pub-sub, is a messaging pattern that decouples senders from receivers: publishers announce events through a message broker, and subscribers independently choose which events to receive.
Publishers Clearing House
Publishers Clearing House (PCH), now PCH Digital under ARB Interactive, is an American sweepstakes and direct-marketing company founded in 1953, known for the Prize Patrol, a 2023 FTC settlement, and its 2025 Chapter 11 bankruptcy.
Publishers Weekly bestseller lists
The Publishers Weekly bestseller lists are annual rankings of the best-selling books in the United States, compiled by the trade magazine Publishers Weekly, whose first original list debuted in 1912.
Publishing
Publishing: the business of producing and distributing books, journals, newspapers, and e-books. Covers the agent-to-bookshelf process, printing history from Caxton, US $33.4 billion industry scale, and AI-era disruption.
Publius Clodius Pulcher
Publius Clodius Pulcher (c. 92–52 BC), born a patrician Claudius, adopted into the plebs, radical tribune of 58 BC, author of free grain law and revived collegia, exiled Cicero, killed by Milo at Bovillae.
Publius of Malta
Publius of Malta, honored as St. Publius (Maltese: San Publiju), is the "chief man" of Melita in Acts 28 who hosted the shipwrecked Apostle Paul and is Malta's patron saint.
Publius Quinctilius Varus
Publius Quinctilius Varus (46 BCE–9 CE), Roman senator and friend of Augustus, governor of Africa, Syria, and Germania; lost legions XVII, XVIII, XIX to Arminius at Teutoburg Forest in 9 CE and died by suicide.
Publix
Publix, formally Publix Super Markets, is an American supermarket chain founded by George W. Jenkins in 1930, headquartered in Lakeland, Florida, and the largest employee-owned company in the United States.
PubMatic
PubMatic is an American advertising technology company that operates a supply-side platform helping publishers sell digital ad inventory. Founded in 2006, it is headquartered in Redwood City, California.
PubMed
PubMed is a free search engine and database of biomedical and life sciences literature, with over 40 million citations, run by the National Library of Medicine since 1996.
PubMed Central
PubMed Central is a free full-text archive of biomedical and life sciences journal literature run by the National Library of Medicine, online since 2000 and holding more than 10 million articles.
Pubugou hydroelectric plant
Pubugou hydroelectric plant (瀑布沟水电站) is a 3,600 MW hydroelectric station on the Dadu River in Sichuan, China, whose six units were all commissioned in 2010.
Púca
Púca (pooka, phooka, phouka; plural púcaí) is a shapeshifting trickster spirit of Irish folklore, usually a black horse giving wild night rides, tied to Samhain and spoiled blackberries, related to English Puck and Welsh pwca.
Pucallpa
Pucallpa, capital of Peru's Ucayali department on the Ucayali River at 154 m, founded 1888 during the rubber boom, linked to Lima by the Federico Basadre Highway since 1942, a major Amazonian river port and commercial hub.
Pucará culture
The Pucará culture, also spelled Pukara, was a pre-Inca society of the northern Lake Titicaca basin in Peru that flourished in the first centuries AD and preceded Tiwanaku.