Paul Sutter is an astrophysicist at The Ohio State University and the chief scientist at COSI Science Center. Sutter is also host of the podcasts Ask a Spaceman and RealSpace, and the YouTube series ...

In this paper, we provide a new approach to study the geometry of attractor. By applying category, we investigate the relationship between attractor and its attraction basin. In a complete metric ...

Somewhere in the far reaches of space lies an object that is pulling everything, including our galaxy, towards it with a gravitational force equivalent to a million billion suns. When it was ...