The Chinese Solar Machine Layer by Layer Fire in the Library The Mystery Behind Anesthesia
With the increasing demand for healthy snacks, manufacturers are grappling with ways to package fruits and vegetables to keep them fresh longer. A new edible film fabricated by Tara McHugh of the U.S. Department of Agriculture's Agricultural Research Service in Albany, CA, might be the answer. Not only can the material extend the shelf life of fresh foods, preventing them from browning, but it also makes the packaging more recyclable. And if you're too lazy to walk to the recycling bin, you can even pop the plastic in your mouth and eat it. McHugh created the edible material from pureed fruits and vegetables, then dried it to form a thin sheet of opaque film. Future research plans include fortifying the film with tasty nutrients or adding lipids to make the packaging more water resistant. A number of food-processing companies have already expressed interest in the material, which could reach supermarket shelves within the year.
To read the entire article you must log in:
Most of our content — all daily news, blogs, and videos — is free. Magazine stories are paid. To read this story, you must have a subscription or you must use a reading credit. Registration to Technology Review is free and entitles registrants to three free reading credits.
Manufacturing in the United States is in trouble. That's bad news not just for the country's economy but for the future of innovation.
Our list of the 50 most innovative companies, including the following: