Fungi (cyan) surround a human hair within the skin. A study in the journal Nature shows the population of fungi on human skin is more diverse that previously thought. Alex Valm, Ph.D. hide caption

Senate Judiciary Chairman Patrick Leahy, D-Vt. (center), listens to testimony during a hearing on the immigration bill on April 22. Andrew Harnik/The Washington Times/Landov hide caption

Ibrahim Shomali, a Palestinian priest, offers Communion under the olive trees of the Cremisan Valley in the Israeli-occupied West Bank. This is part of a regular protest against Israeli plans to build a section of its West Bank barrier here, which would separate Palestinians from their agricultural lands. Emily Harris/NPR hide caption

The video for Chinese artist Ai Weiwei's newly released song starts by re-creating the conditions of his captivity during the 81 days he was held in police detention in 2011, and later dissolves into a dystopian nightmare. Courtesy Ai Weiwei hide caption

This computer was the first Web server. It was used by Tim Berners-Lee in 1990 to develop and run the first multimedia browser and Web editor. CERN hide caption