Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Science, Medicine and Technology 'Grand challenges' spur grand results 01-12-2006 • By Gregory M. Lamb - Staff writer of The Christian Private groups are offering big cash prizes to anyone who can solve a range of daunting problems. Watch Streaming Broadcast Live: LRN.fm DLive Live Chat Telegram Share this page with your friends on your favorite social network: