In Australia and South Africa, construction has started on the biggest radio observatory in Earth's history

Construction of the world’s biggest radio astronomy facility, the SKA Observatory, begins today. The observatory is a global project 30 years in the making.

With two huge two telescopes, one in Australia and the other in South Africa, the project will see further into the history of the Universe than ever before.

Astronomers like me will use the telescopes to trace hydrogen over cosmic time and make precise measurements of gravity in extreme environments. What’s more, we hope to uncover the existence of complex molecules in planet-forming clouds around distant stars, which…

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