News tagged with spoilage

Why does rotting food smell bad?

When food goes bad and starts to become pungent, it is most often due to the growth of spoilage microbes such as bacteria, yeasts and mold. Odors can come from two sources: chemicals that are released from ...

Dec 16, 2014
5 / 5 (1) 0

Photonic gels are colorful sensors

(Phys.org)—Materials scientists at Rice University and the Massachusetts Institute of Technology (MIT) have created very thin color-changing films that may serve as part of inexpensive sensors for food ...

Oct 10, 2012
5 / 5 (4) 1 | with audio podcast

Comparing apples and oranges

Every year, U.S. supermarkets lose roughly 10 percent of their fruits and vegetables to spoilage, according to the Department of Agriculture. To help combat those losses, MIT chemistry professor Timothy Swager and his students ...

Apr 30, 2012
5 / 5 (2) 2 | with audio podcast