Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

Wikipedia is written by volunteer editors and hosted by the Wikimedia Foundation, a non-profit organization that also hosts a range of other volunteer projects:

Wikipedia comenzó con una idea imposible: crear una enciclopedia libre para el mundo y hecha por el mundo. Casi dos décadas después, hemos hecho un gran progreso.

Welcome! The Wikimedia movement is a global community of people, projects, and activities working together to create and share knowledge freely. Join us in making all knowledge available to …

Bienvenidos a Wikipedia, Artículo destacado Tecnecio Tecnecio. El tecnecio es el más ligero de los elementos químicos que no cuentan con isótopos estables y el primer elemento sintético que se …

Founded by Jimmy Wales and Larry Sanger in 2001, Wikipedia has been hosted since 2003 by the Wikimedia Foundation, an American nonprofit organization funded mainly by donations from readers. …

En enero de 2023, Wikipedia actualizó su interfaz de escritorio por primera vez desde 2012.

Look up // in Wiktionary, the free dictionary. The two slashes // may indicate: a comment marker in several programming languages including C, C++, JavaScript and Java the root directory path in …

The English Wikipedia is the primary [a] English-language edition of Wikipedia, an online encyclopedia. It was created by Jimmy Wales and Larry Sanger on 15 January 2001, as Wikipedia's first edition.

Wikipedia en español ... La Wikipedia en español es la edición en español o castellano de Wikipedia. Al igual que las versiones existentes de Wikipedia en otros idiomas, es una enciclopedia de contenido …