Scientists detect a mysterious messenger from the cosmos
Undersea detectors anchored deep in the Mediterranean Sea found an ultra-high-energy neutrino, a particle that opens a new window onto the cosmos.
Smithsonian Magazine23h
An Enormous, Branching String of Galaxy Clusters Is the Largest Known Structure in the Universe, Scientists Say
The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...