Edible holograms could someday decorate foods
Holograms are everywhere, from driver's licenses to credit cards to product packaging. And now, edible holograms could someday enhance foods. Researchers reporting in ACS Nano have developed a laser-based method to print nanostructured holograms on d.....»»
An edible CBD coating could extend the shelf life of strawberries
Soon, you'll be able to get a box of freshly picked, sweet strawberries from the grocery store or local farm stand. But it's disappointing when you get them home and find that the ones at the bottom have started to rot. To increase the berries' shelf.....»»
More plants will go extinct if we do nothing, says researcher
A wide range of plant species is essential to our Earth because of the different materials and foods these plants provide. But plant diversity has decreased drastically in recent decades. Ph.D. candidate Kaixuan Pan explains what we can do to increas.....»»
Researchers craft a fully edible battery
It has a terrible capacity but shows we don't need to use toxic materials. Enlarge (credit: Istituto Italiano di Tecnologia) Can you tell me how many batteries you use in a year? A report from the University of Illinois.....»»
What"s the latest on GMOs and gene-edited foods—and what are the concerns? An expert explains
Advances in genetic engineering have given rise to an era of foods—including genetically modified organisms (GMOs) and gene-edited foods—that promise to revolutionize the way we eat......»»
Scientists develop plant-based cell culture scaffold for cheaper, more sustainable cultured meat
A research team from the National University of Singapore (NUS) has successfully used common plant proteins to 3D-print an edible cell culture scaffold, allowing more affordable and sustainable lab-grown meat to be served on the table......»»
Why the future of restaurants runs through the grocery store
From Momofuku to Noma, top restaurants are pushing into frozen foods and pantry staples. The economics of their business leaves them little choice. It’s Friday night and, judging from the dejected slump of a quartet of would-be diners outside.....»»
Grid MacBook Air review: an original Mac framed for your wall
Grid's disassembled MacBook Air isn't small, but it's one of the most eye-catching pieces of tech-y art you could use to decorate your space.The framed MacBook Air from GridFrom the beginning, Grid became known for its framed iPhones — we reviewed.....»»
Opinion: South Africans have unequal access to a healthy diet—solution requires tackling deep-seated injustice
South Africa has a food crisis. The food system—made up of all of the activities and actors involved in the production, processing, transportation, selling, consumption and disposal of food—produces starkly unequal access to nutritious foods......»»
New light sheet holography overcomes the depth perception challenge in 3D holograms
Holography—the use of light projection to display images—can be used to construct holograms, which are three-dimensional structures of light that depict true-to-life objects and scenes. While today's technologies can't yet produce the incredibly.....»»
Want better kimchi? Make it like the ancients did
Fermented foods like kimchi have been an integral part of Korean cuisine for thousands of years. Since ancient times, Korean chefs have used onggi—traditional handmade clay jars—to ferment kimchi. Today, most kimchi is made through mass fermentat.....»»
Technology advance paves way to more realistic 3D holograms for virtual reality and more
Researchers have developed a new way to create dynamic ultrahigh-density 3D holographic projections. By packing more details into a 3D image, this type of hologram could enable realistic representations of the world around us for use in virtual reali.....»»
Bringing angular momentum to holograms and metasurfaces
Holography, invented by Gabor, provides an approach for recording and reconstructing the complete information (i.e. intensity and phase) of the light from an object. Since its invention, holographic-related technologies have been widely applied in nu.....»»
9 surprising foods to cook in an air fryer
These air fryer foods are worth a try and the results may well surprise you – in a good way......»»
How salt can taste sweet: The myriad mechanisms of taste perception
Humans perceive five basic taste sensations: sweet, umami, bitter, salty, and sour. Specific foods trigger taste recognition of these sensations through the activation of different receptors in our taste buds. In the case of table salt, the concentra.....»»
Researchers develop portable color-changing food spoilage sensor
When foods like fish, meat, and cheese decompose, they release a variety of low molecular weight organic nitrogen compounds known as biogenic amines (BAs). While the body uses BAs in small amounts in processes like hormone synthesis, ingesting large.....»»
Chinese Antique Lotus: Not just an ornamental plant
Lotus (Nelumbo) is an important aquatic ornamental plant, with high edible and medicinal value. It has been cultivated in China for more than 3,000 years. Antique Lotus is a special group of lotuses. It is formed by the germination of ancient lotus s.....»»
Pancakes won"t turn you into a zombie as in HBO"s "The Last of Us," but fungi in flour can make people sick
In the HBO series "The Last of Us," named after the popular video game of the same name, the flour supplies of the world are contaminated with a fungus called Cordyceps. When people eat pancakes or other foods made with that flour, the fungi grow ins.....»»
The colors on these ancient pots hint at the power of an empire
Color plays a huge role in our lives—the hues we wear and decorate with are a way for us to signal who we are, where we're from, and what we care about. And it's been that way for a long time. In a new study in the Journal of Archaeological Science.....»»
Researchers design a ‘space salad’ to keep astronauts healthy and happy
Researchers have come up with an astronaut salad, that meets the nutritional needs of astronauts and features foods that could be grown in space......»»
Processing, like fermentation and roasting, doesn"t cut cocoa"s health benefits
It is widely believed that when foods undergo processing, their health benefits are reduced. But that is not true for cocoa, according to a Penn State-led team of researchers, who conducted a new study using a mouse model......»»