In science fiction, the Encyclopedia Galactica is a compendium of a galaxy’s worth of knowledge. Wikipedia isn’t quite there yet—for one, we’ve barely left Earth. However, that doesn’t mean we aren’t trying to put together a planet’s worth of knowledge and ensure that all of its inhabitants can learn from it in their own languages.….

We at the Wikimedia Foundation strive to ensure that our work and mission support a sustainable world. Today, we are releasing a sustainability assessment that chronicles the total carbon footprint of the Foundation’s work and commits us to reducing our emissions. This plan, over two years in the making, will commit us to becoming more….

The Wikimedia Foundation is excited to announce the appointment of Grant Ingersoll as Chief Technology Officer (CTO). Grant brings two decades of experience in open source software development and natural language processing engineering to the Foundation. He will join the Foundation on 23 September. The Wikimedia Foundation is the nonprofit organization that operates Wikipedia and….

Over 180 memories of Armenian history are now available to everyone in the world, free of charge, thanks to a collaborative project between Wikimedia Norge (Norway), Wikimedia Armenia—both independent Wikimedia affiliate organizations—and the National Archives of Norway. All of the photographs were taken by Norwegian missionary and nurse Bodil Biørn (1871–1960), who proselytized within modern-day….

Boats moored in Zoebigker Harbor on Lake Cospuden, located near Markkleeberg, Saxony, Germany. This photo comes to us from Wikimedia Commons, the freely licensed media repository whose holdings are extensively used on Wikimedia’s many projects, including Wikipedia. You can use the photo for just about any purpose as long as you credit the author (Ansgar….

The Wikimedia Foundation is excited to announce $2.5 million in support from Craig Newmark Philanthropies that will help to ensure the security of Wikipedia, as well as the organization’s other sites and global community of volunteers. At a time of increased cybersecurity threats, this philanthropic investment from the organization of craigslist founder Craig Newmark will….

Today, Wikipedia was hit with a malicious attack that has taken it offline in several countries for intermittent periods. The attack is ongoing and our Site Reliability Engineering team is working hard to stop it and restore access to the site. As one of the world’s most popular sites, Wikipedia sometimes attracts “bad faith” actors.….

Wikipedia tells us that “the Umeda Sky Building is the nineteenth-tallest building in Osaka Prefecture, Japan, and one of the city’s most recognizable landmarks. It consists of two 40-story towers that connect at their two uppermost stories, with bridges and an escalator crossing the wide atrium-like space in the center.” This photo comes to us….

A galloping overview As we have done before, let’s get a bird’s-eye view of the parts of the search process: text comes in and gets processed and stored in a database (called an index); a user submits a query; documents that match the query are retrieved from the index, ranked based on how well they….