Neutrino discovery launched a new type of astronomy
Scientists trace a mysterious high-energy particle to its distant home
![IceCube detector](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/12/122218_4_EC_icecube_main.jpg?fit=860%2C460&ssl=1)
DEEP DOWN At the IceCube detector at the South Pole, sensors buried below the ice detect neutrinos from a distant source, perhaps a blazar, in this artist’s composition.
IceCube/NSF