The people behind the X Prize are launching what they describe as "Holy Grail Competitions" in a variety of tech arenas, to be known as The WTN X Prizes. From their site: "The concept of the WTN X PRIZES is to utilize the concepts, procedures, technologies and publicity developed X PRIZE Foundation's Ansari X PRIZE competition for space and the global science and technology innovators identification process and community developed by the World Technology Network (WTN) to launch a series of technology prizes seeking to meet the greatest challenges facing humanity in the 21st century." Want more? Go here ...