Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Apr 15, 2008
It looks like frozen smoke. And it's the lightest solid material on the planet. Aerogel insulates space suits, makes tennis rackets stronger and could be used one day to clean up oil spills. Lawrence Livermore National Laboratory scientist Alex Gash shows us some remarkable properties of this truly unique substance.