Roundup 12/18: Forest for the Trees Edition

A deceased professional hockey player has been found to have had brain damage associated with repeated head trauma, connecting hockey for the first time to health risks linked to boxers and, most recently, football players.

Secretary of Agriculture Tom Vilsack questions his agency's own analysis suggesting that U.S. cropland would be turned into forest under climate legislation.

Two new labs at the National Renewable Energy Laboratory will focus on renewable energy.

Peter Bruns announced today that he'll be retiring in August 2010 as vice president for grants and special programs at the Howard Hughes Medical Institute. A former professor of genetics at Cornell University, Bruns has spent a decade expanding Hughes' efforts to improve undergraduate biology instruction and promote effective teaching at all levels.