First you put a bit of food on the “antigen extraction device,” a single-use slide that does the necessary chemical deconstruction. You plug that into the iEAT device itself, which is small ...

This McDonald’s-themed metaverse restaurant serves food NFTs—but was built without the chain’s permission. An NFT owner’s idea attempts to show brands what is possible in Web3, ...

image: A portable allergen-detection system with a keychain analyzer could help people with food allergies test their meals. view more . Credit: The American Chemical Society.

For those with allergic reactions to certain foods, cross-contamination or accidental mislabeling can lead to reactions ranging from annoying to ...