Main content
Sorry, this episode is not currently available

Misha Glenny and guests discuss the biology, physics, and chemistry of one of the most abundant elements in the Earth's crust, and its impact on our atmosphere and technology

50 minutes

Last on

Today00:06
BBC World Service

More episodes

Previous

Seashells

Next

The Spanish-American War 1898

See all episodes from In Our Time

Broadcasts

  • Saturday12:06
    BBC World Service except East and Southern Africa & West and Central Africa
  • Sunday03:06
    BBC World Service
  • Sunday17:06
    BBC World Service News Internet
  • Sunday18:06
    BBC World Service East and Southern Africa & West and Central Africa only
  • Yesterday10:06
    BBC World Service
  • Today00:06
    BBC World Service

In Our Time podcasts

In Our Time podcasts

Download programmes from the huge In Our Time archive.

The In Our Time Listeners' Top 10

The In Our Time Listeners' Top 10

If you’re new to In Our Time, this is a good place to start.

Podcast

  • In Our Time

    Misha Glenny and guests discuss the ideas, people and events that have shaped our world.