Quantum Vortices in the Sky

Turbulence is a common chaotic phenomenon that everyone has certainly experienced: you witness the development of turbulence when you stir a coffee too vigorously or watch the smoke of a cigarette or feel the aeroplane going up and down. What makes turbulence often spectacular is the presence of several vortices which are indeed seen in... Continue Reading →

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Do Mid-sized Black Holes Exist?

We know that black holes exist in Nature with at least two different sizes: super-massive black holes, that live in the centre of galaxies and stellar-mass black holes. The origin and evolution of these two types of black holes are very different. The millions of stellar mass black holes that populate our galaxy are mostly... Continue Reading →

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