Episode details

Available for over a year
Nanotech professor Shana Kelley explains why tiny particles of gold change colour.
Programme WebsiteUse Ä¢¹½¶ÌÊÓÆµ.com or the new Ä¢¹½¶ÌÊÓÆµ App to listen to Ä¢¹½¶ÌÊÓÆµ podcasts, Radio 4 and the World Service outside the UK.

Available for over a year
Nanotech professor Shana Kelley explains why tiny particles of gold change colour.
Programme Website