Question Your World: What's a Cloaked Nanoparticle?

Everyone’s familiar with the old fable about the wolf in sheep’s clothing. In this story a wolf dresses up like a sheep and sneaks past the farmer to go straight to his fluffy targets. Well, a similar story is currently unfolding in the medical field and it could have a huge impact on cancer patients. Check out the latest Question Your World Radio Report from the Science Museum of Virginia.