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Frozen in Time?

This talk will review the dramatic consequences on what we observe in the night sky that arise purely from the consequences of light-travel time effects.

Organ Transplants and Human Rights Abuses in China

This lecture reports on the findings of "The Independent Tribunal into Forced Organ Harvesting from Prisoners of Conscience in China" (June 2019), which examined reports of state-sponsored murder for the harvesting and sale of organs.

Faster than Light?

This talk will explain how the speed of light was first measured, and how an obscure but brilliant patent clerk in Bern, Switzerland by the name of Albert Einstein deduced that the speed of light is the upper speed limit for everything in the Universe.

The Limits of Our Knowledge

There is much in the universe we will never know, and it is equally certain that we will never know all that we do not know.

Exploring Earth from Space

Today the earth is opening up its secrets as never before.

Mining Volcanoes: Diamonds, Copper and Hot Water

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.

How Astronomy Changed our View of the Cosmos: from Gresham to the 21st Century

So much has happened since Gresham’s era, yet many of the questions about our cosmic origins still remain.

Volcanoes and Society

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.

50 Years of Lunar Exploration

Professor Silk will describe the history of lunar exploration since 1969 and future plans for the Moon.

In the Beginning

Where did we come from? This question has always intrigued human thought. Professor Silk will describe the modern scientist's view of the origin of the cosmos.

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