Articles

A quick introduction to the monsters that lurk at the centre of each galaxy.

A quick introduction to one of the greatest discoveries of the century.

Find out about the heroic effort that led to the detection of gravitational waves and the excitement of their discovery.

Since the detection of gravitational waves we know for sure that black holes do exist. To understand what really goes on inside them we need a new theory.

How does LIGO detect gravitational waves? Here is a quick introduction.

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

Here we present a worked example of a distributed system in action, to illustrate Leslie Lamport's rules of ordering history using logical clocks.

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.