
Not stuck in neutral: Sweden, Finland and NATO
The Intelligence from The Economist
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Getting a Picture of the Black Hole in Our Galaxy
The black hole of the centre of our galaxy is much closer, so it looks bigger in the sky. But there were other technical challenges that made it much more difficult to image. Images produced hade been produced by averaging many, many thousands of images taken from all these telescopes over a long period time. Those telescopes combine, churned out a mass of five petabaits worth of data - enough to fill around 20 thousand lap tops.
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