Barbara McClintock (1902-1992), an American geneticist, received the 1983 Nobel Prize for discovering genetic transposition. Her extensive papers (1927-1991), comprising notes, correspondence, and

Barbara McClintock (1902-1992), an American geneticist, received the 1983 Nobel Prize for discovering genetic transposition. Her extensive papers (1927-1991), comprising notes, correspondence, and photographs, are preserved at the American Philosophical Society.

The National Library of Medicine, in collaboration with the APS, offers a digitized selection of McClintock's papers online through its Profiles in Science project. This site also includes related correspondence from other collections and provides an introduction to McClintock's scientific career. For access to the full collection, researchers should contact the American Philosophical Society.

At the Earth Day Conference 2012, sponsored by the Earth & Spirit Council, a panel discussion between elders and youth addressed the central topic: "What gives us hope and heart to keep working on

At the Earth Day Conference 2012, sponsored by the Earth & Spirit Council, a panel discussion between elders and youth addressed the central topic: "What gives us hope and heart to keep working on what is best for our Earth in the face of difficult changes?" The evening concluded with song, drumming, and celebration.

This excerpt covers part of the discussion on "hope," featuring insights from Larry Merculieff, Barbara Ford, and Duane Elgin. The event was videotaped by Sustainability Action Media (SAM).