The food industry has garnered near universal flack for its lack of transparency, mistreatment of animals and environmental impact. Rightfully so in some instances, but technology hopes to alleviate the issues that some producers and consumers otherwise cannot avoid. Foodini, for instance, is a 3D printer that replaces typical plastic ink with edible ingredients, allowing home-cooks and chefs the ability to make an exact amount of something with repetitious likeness. Another innovation, called Apeel, will use the leftovers in a wine press to coat perishable fruits and produces with an invisible and tasteless layer that can extend shelf-life threefold. Read more about the technologies that are hoping to revolutionize food production and consumption at the Wall Street Journal.