English : About a dozen cranes feed and splash in a marshy area in Lamar Valley. One bird flaps its wings and appears to chase another bird; the powerful wing beats can be heard before two birds begin to call.
English : Wiki Loves Monuments is the world's largest photo competition - to document world monuments and preserve history. All the photos shared are freely-licensed. Visit: wikilovesmonuments.org
English : This is a Spanish street piano with a cylinder in a pine wooden casket. The instrument can play 10 melodies, it has a steel frame, a wind-up lever and only a few of its strings broken or missing. On the right sidewall on the inside an official document is taped, most likely about the royalties or copyrights of the music the instrument contains. The paper is dated 10-12-1900. Furthermore, another paper of the manufacturer is added behind the strings, at the soundboard. The diameter of the scroll is 30 cm, the length without the gear wheel is 101 cm. The instrument has 59 hammers, their distance is 1.7. It furthermore contains 5 bells on the base side.
English : The discovery of a high-energy neutrino on Sept. 22, 2017, sent astronomers on a chase to locate its source -- a supermassive black hole in a distant galaxy. Watch to learn more.
English : The Flapper is a 1920 American silent comedy film starring Olive Thomas. Directed by Alan Crosland, the film was the first in the United States to portray the "flapper" lifestyle, which would become a cultural craze or fad in the 1920s.
English : This visualization shows the age of the Arctic sea ice between 1984 and 2019. Younger sea ice, or first-year ice, is shown in a dark shade of blue while the ice that is four years old or older is shown as white. The animation shows the seasonal variability of the ice, growing in the Arctic winter and melting in the summer. In addition, this also shows the changes from year to year.
English : Death Mills is a 1945 American film showing German concentration camps and victims of Auschwitz, Majdanek, Treblinka, Belsen, Buchenwald, and other camps.
Today is the 75th anniversary of the liberation of Auschwitz concentration camp.
English : Visible satellite image of Hurricane Earl on August 3, 2016, while the storm was achieving its peak intensity and making landfall in Belize heading towards Guatemala and Mexico.
English : This 1920 record is the first commercial recording of blues music by an African-American singer: "Crazy Blues" was composed by Perry Bradford for Mamie Smith, and sold a million copies in its first year.