Lab Uses DNA to Track Stolen Tree's Logs Maybe the crime-solvers at a Purdue University tree lab could inspire a new TV series: "Law & Order: Special Botany Unit." The scientists used DNA testing to match the stump of a stolen black walnut tree with two logs sold to a lumber mill 60 miles aw
Alaska Town Won't See Sunset for Months When the sun rises Tuesday in the continent's northernmost community, it will stay up for nearly three months. The last sunset of the season occurs at 1:50 a.m. Tuesday. The sun rises again at 2:56 a.m.