The spins of some early galaxies could be a clue that the entire observable universe exists within a black hole—except, that ...

Black holes—areas of space where gravity is so strong that not even light can escape—have long been objects of fascination, with astrophysicists, theoretical physicists and others dedicating ...

Digital impression of white hole (Philip Drury, University of Sheffield) In the study, scientists used a simplified theoretical model of a black hole called a planar black hole model, which ...

In a new study by researchers from the University of Sheffield and the University of Madrid Complutense notes, that black holes can turn into white ones. When stars run out of hydrogen in the interior ...