Black holes might hold the key to a 60-year cosmic mystery
The universe is full of different types of radiation and particles that can be observed here on Earth. This includes photons across the entire range of the electromagnetic spectrum, from…
Black holes just proved Stephen Hawking right with the clearest signal yet
On September 14, 2015, a signal arrived on Earth, carrying information about a pair of remote black holes that had spiraled together and merged. The signal had traveled about 1.3…