Would allow an audience member to see what life is like in an inaccessible place such as a marine biology vessel or Antarctic research station.

Most engaging format for a conversation between a host and scientist, with no visual content.

Can most easily incorporate high-quality input from speakers in different parts of the world.

Provides immediate feedback from the audience to the hosts/presenters.

Live demonstrations with input from the audience

Provides visual access to fragile objects that cannot be transported, displayed or handled.