Beef rainbows aren’t a sign of spoiled, tainted, or (sorry) magical beef. There’s enough speculation over the integrity of rainbow beef that the USDA’s website has a section on“Iridescent Color of Roast Beef” near similar topics like “What does ‘natural?’ mean” and “what is beef?” According to the USDA, “When light hits a slice of meat, it splits into colors like a rainbow.” This is something called a “diffraction grating,” essentially what happens when light waves bend or spread around a surface and create a pattern. It’s the same thing that happens to make rainbows on the surface of a DVD.
Read more. [Image: Tim Dustrude/Friday Harbor, WA]
New band name.