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Cosmology

Ireland becomes western most site of world's largest radio telescope

Birr Castle in Ireland was a centre for astronomical research 170 years ago, and the story continues with the construction of the I LOFAR telescope.

Stephen Hawking: Master of the Multiverse

The multiverse challenges science as we know it, and Hawking wasn’t pleased with it. But our journey to the edges of time has since reshaped our vision of the cosmos, and ourselves.

The Big Bang – an eyewitness account

What did the Big Bang actually look like? Join astrophysicist Peter Laursen and his travel companion ‘Alice’ as they explore the beginnings of the Universe.

What's the (dark) matter?

We don’t know what it looks like, and can’t even be certain it exists. Welcome to the frustrating and fascinating world of dark matter.

How do scientists find new planets?

Technological advances have allowed scientists to find thousands of exoplanets during the past few decades. But even better methods are on the way, and perhaps we will find life on other planets within the next 20 years.