What is a black hole? How can we understand it?
How can I understand the concept of black holes better?
Are black holes and singularities related? How can I explain about black hole and space time to ten year kid? What is an event horizon of a black hole? What is the event horizon in a black hole? Could the singularity of a black hole be a graviton? Is there a singularity inside the event horizon of a black hole? Can we artificially create a black hole? Is Earth in a black hole? How do we know we are not living in a black hole? Are we in a larger version of the outflow of a universal black hole? What does "the singularity in a black hole is a future moment in time" mean for someone inside the event horizon? Are there an estimates for the amount of dark matter a black hole contains? Does something that goes into a black hole come out the other side? Are black holes portals? Do black holes have an atmosphere? Would the singularity in a black hole affect dark matter? If so, in what way? Can another black hole exist in a black hole? How does time work as you approach a black hole? What might falling into into a black hole feel like? Is it possible to have the event horizon of a black hole without a singularity? What happens to matter when it enters a black hole? Is black hole something like the smaller reverse version of Big Bang? Are there more theories for or against our observable universe (93 billion light years across) being inside a black hole? How are supernova and black holes related? How small can a black hole be? Can a black hole die? Why or why not? Is it possible to have a black hole inside another? Is there a saturation limit for a black hole? Could there actually be something on the other side of a black hole? Do all galaxies have a black hole?