acm-header
Sign In

Communications of the ACM

ACM News

Tracing Ghost Particles Back to a Distant Black Hole


View as: Print Mobile App Share:
IceCube Neutrino Observatory, Antarctica

The IceCube Neutrino Observatory in Antarctica, where the tiny particle believed to have originated in a supermassive black hole was observed last year.

Credit: Felipe Pedreros, IceCube/NSF

It was the smallest bullet you could possibly imagine, a subatomic particle weighing barely more than a thought, and a cosmic blunderbuss, a supermassive black hole, squirting fire down a gravitational gun barrel.

From The New York Times
View Full Article


 

No entries found

Sign In for Full Access
» Forgot Password? » Create an ACM Web Account