First predicted a century ago, we have recently observed gravitational waves generated by the cosmic dance of two black holes. Although the smashing of two black holes is among the most energetic processes in the universe, trying to detect their gravitational wave signal is as challenging as trying to understand whispers in a large crowd of people. In this talk I will tell you about the gravitational wave universe and what secrets we have uncovered so far.

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Context: "Festival Pint of Sciene 2017" Activity: "The Unknown Universe"-Second talk Free admission