Gresham College provides outstanding educational talks and videos for the public free of charge. There are over 2,500 videos available on our website. Your support will help us to encourage people's love of learning for many years to come.
The volcanic processes that transport diamonds to the Earth’s surface and enrich copper beneath volcanoes, show how volcanoes can be a major energy and resource.
Our gut is permanently full of large numbers of bacteria but serious infections rarely occur due to its extraordinary immune system. Public health has reduced but not eliminated transmission of these potentially dangerous infections.
New approaches to volcanic hazard assessment and risk management are emerging as more information is required to respond to volcanic emergencies – illustrated by approaches to some recent eruptions, such as the Soufriere Hills Volcano, Montserrat.
Control measures including vaccination have reduced the risk of some, but not all, of these very serious infections. This lecture will cover how infections get into the brain, their effect and how we can prevent and treat them.
To mark the 100th anniversary of his birth, the legacy of Nelson Mandela (1918-2013), first president of democratic South Africa, will be considered - both within his country and in the wider world.
Sir Geoffrey will be revisiting some of his key themes in the light of some changes that have taken place across the world since - and to offer his personal view.