Are you ready for one of “the great scientific adventures of the coming decades”? Construction of the largest and most complex radio telescope network in the world officially began today in what is being described as a “historic moment for radio astronomy.” Designed to help astronomers answer some of astronomy’s most fundamental questions, the Square Kilometre Array Observatory (SKAO) was today given the go-ahead at its first council meeting at its headquarters at Jodrell Bank, Cheshire in the UK. Jodrell Bank is home to the Lovell Telescope, the world’s third-largest steerable radio telescope. SKA is going to cost $2.2 billion—and...