Scientific American Content | Global Follow This weird particle may have come from a black hole exploding in another dimension An unexplained high-energy neutrino detected three years ago could be linked to a primordial black hole, perhaps one more even unusual than previously thought https://www.scientificamerican.com/article/this-weird-particle-may-have-come-from-a-black-hole-exploding-in-another-dimension/ scientificamerican.com