In 1916, Albert Einstein predicted the existence of gravitational waves. It took almost 100 years and the construction of the Laser Interferometer Gravitational-Wave Observatory (LIGO) to show that he was right. In 2015, a brilliant team of researchers detected gravitational ripples that had been generated by the collision of two black holes about 1.3 billion years ago.
Urologic oncologist Wayne Brisbane thought his patient might be a good candidate for focal therapy.
