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New windows on the Universe

Find out what gravitational waves will tell us about the Universe: from understanding its birth to figuring out whether black holes have hairs.
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clock

Clocks to the rescue!

Leslie Lamport explains how he used logical clocks to set history straight in distributed systems.
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Violating causality

Leslie Lamport explains how an understanding of special relativity helped him realise how to order events in computer science, and enabled the development of distributed computing.
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What happens inside your computer?

My view of the events taking place on my computer is very different to how a computer scientist, a engineer or a physicist would view what is happening inside the box. Leslie Lamport explains how the definition of an event distinguishes between these areas of research.
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Distributed systems and ambiguous histories

Our digital lives rely on distributed computer systems, such as the network of banks that allow us to deposit cash in one place and withdraw it in another. But understanding the order of events in such systems is not always straightforward.
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What is a block universe?

Has the future already already been written? Is time just an illusion? Take a step outside of spacetime with cosmologist Marina Cortês to discover the block universe.