AdvertisementHoward Buffett Battles Hunger, Armed With Money And Science04:51Download AudioResumeJuly 23, 2013Pam FesslerfacebookEmailHoward Buffet on his 1,400-acre research farm in Wilcox, Ariz. Buffett, the son of billionaire investor Warren, is working to find permanent solutions to the world's hunger problems. (Nick Oza for NPR)