All you wanted to know about Volcanic ash clouds and why you don't fly through them

Among the many wonderful podcasts from the BBC is one from the BBC World Service called Discovery which covers a range of scientific topics.

In a new special episode the podcast deals with the science of volcanic ash clouds and why you don't fly through them.

It discusses the Icelandic volcano, the impact it's ash cloud has had on aviation and the many other implications ash clouds can have.

This podcast is well worth a listen and can be downloaded through iTunes here