Summary: This week - we're exploding the science of volcanoes. Why do they erupt? What threat do they pose to aeroplanes? And what impact do they have on us and our environment? Plus, news that marriage cuts your mortality rate, what 800 million tweets have revealed about human moods, and the science behind the sound of a dripping tap... For information regarding your data privacy, visit <a href="https://www.acast.com/privacy">acast.com/privacy</a>
