i did it in monsanta, a lightening rod for controversy.e got a first-hand look and black. >> we want to hear what you think about these stories. join the conversation: primetime news. >> welcome to al jazeera america. >> stories that impact the world, affect the nation and touch your life. >> i'm back. i'm not going anywhere this time. >> only on al jazeera america. [ ♪ music ] >>> hey, guy, welcome back to "techknow." you went to visit monsanta, which tend to be prone to controversy, whether it warrants it or not. you looked at a new branch of their research. tell me about it. >> as you know monsanta gets a lot of controversy around genetically changed work they are doing. fruits and vegies that are more reliable in terms of yield have greater shelf life and taste better and are more nutritious. they are doing that using cross breeding, with the help of technology. let's check it out. >> reporter: mini bell peppers, perfect for one. beefed up broccoli, and lettuce with the crunch of iceberg and the nutrients. all created by monsanta, and