The nose knows: Electric schnoz can smell when your food’s gone bad, « A new proof-of-concept device created by UC Berkeley researchers can sniff out gases emitted by harmful bacteria, allergens and other food safety hazards. »
"Killer paint" eradicates harmful bacteria on contact | A new paint could help quickly kill any microbes that land on it.
Wound dressing uses tiny flowers to go big on killing bacteria | Scientists create a material that kills multiple types of harmful bacteria, and it does so using tiny flowers.
