Fading AGN, The Ghosts Of Quasars Past

Fading AGN, The Ghosts Of Quasars Past

A set of enigmatic quasar ghosts mark the graves of these objects that flickered to life and then faded. 8 unusual looped structures orbit their host galaxies and glow in a bright and eerie goblin-…
The Stars May Be Singing

The Stars May Be Singing

The study of fluids in motion – now known as hydrodynamics – goes back to the Egyptians so it has been involved in a lot of experiments but now it has provided something new; experimental…
Dark Matter - Now With More Darkness

Dark Matter - Now With More Darkness

Dark matter is an umbrella term for matter that no one has directly detected but must be out there or physics at the very large scale makes even less sense than it makes now. Since it does not…