A group of researchers recently reported that they were able to determine the mass of a supermassive black hole by mapping out a disk of gas swirling around it. In this video I discuss this result and how it connects to the game On Tour.
In my latest video, I talk about the 100th anniversary of the solar eclipse that propelled Einstein into the public’s eye by providing a test for his general theory of relativity.
However, that solar eclipse wasn’t actually the first test of general relativity…nor, of course, was it the last. Sometimes it feels like everyone wants to take a shot at Einstein to prove him wrong, but they have to take a number, because scientists have been doing that for the last century.
A recent image released by the Chandra X-ray Observatory showed a galaxy with a ring of black holes and neutron stars. Why does it have […]
In my last Cosmic Game Connection, I talked about red nugget galaxies – an ancient type of galaxy found in data from the early universe […]