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Large telescopes and why we need them

Beyond the Solar System, all astronomers have to work with...

European empires, re-divided after the defeat of Germany in 1918...

Robbert Dijkgraaf's focus is on string theory, quantum gravity, and...

Clusters of galaxies are the largest organised structures in the...

This lecture looks at the impact of empire on the...

Rotation is a fundamental physical process throughout the Universe. So...

From the 1880s through to the First World War, European...

In space no-one can hear you scream... but it is...

In the early 1880s, informal imperial expansion gave way to...

Saturn is the most beautiful planet in our Solar System...