![](https://static.scientificamerican.com/dam/m/32581a6e907c71ee/original/FPM3EP.jpg?w=1200)
5 New Types of Gravitational-Wave Detectors Could Reshape Astrophysics
In September 2015, a vibration lasting just one-fifth of a second changed the history of physics. It was the first direct detection of gravitational waves — perturbations in the geometry of space-time that move across the Universe at the speed of light. …