Media of the day An amateur 20 cm (8 inch) Ritchey–Chrétien telescope on a strain wave mount images a mosaic of the Pleiades (not visible), briefly pauses, then images a mosaic of the Orion Nebula under dark skies of the York Prairie State Natural Area, Wisconsin, USA. Problems playing the file?

Media of the day A video about Wikipedia in the classroom-based standard education system. Problems playing the file?

Media of the day An explanatory video of how computers work – from how silicon is used to make computer chips to how programs run and computer graphics are displayed. Problems playing the file?

Media of the day A close-up video of an Armadillidium vulgare pill-bug scaling up and down a tree trunk in a garden in Tokyo. Problems playing the file?

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Media of the day Documentary video on Theyyam performed in North Malabar Region of Kerala Problems playing the file?

Media of the day A tutorial for the Wikimedia Quarry tool. Quarry can be used for querying Wikimedia projects like Wikipedia for diverse applications such as identifying problematic pages, creating lists of tasks, reports, statistics, and more. Problems playing the file?

Media of the day Musician and composer Geert Bevin plays his own work There Will Be Violence on the Chapman Stick. Problems playing the file?

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Media of the day Problems playing the file?