Two of the universe’s most extreme objects—black holes and neutron stars—can spiral into cosmic collisions that crack crusts, ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have formed ...

It offers an introduction to the exact solutions of Einstein's vacuum field equations, describing spherical and axisymmetric (rotating) black holes ... Case II: Capture of low energy particles -- 2.8.

The universe seems to be spinning, and that could explain what dark energy is and why it's weakening while revealing our ...

Physical equations enable us to predict the future, but singularities imply a lack of predictability; theory just breaks down ...

Sagittarius A* has been seen by human eyes with an "image produced by a global research team called the Event Horizon Telescope (EHT) Collaboration" according to the European Southern Observatory. The ...

The quest to understand black holes has intrigued scientists and captivated the public imagination for decades. These ...

Astronomers detect an ultramassive black hole weighing 36 billion suns in the galaxy LRG 3-757, a record thanks to ...

A new argument explores how the growth of disorder could cause massive objects to move toward one another. Physicists are ...

Hennigar's team used modified gravity to deal with the singularity, but scientists say that general relativity and quantum mechanics should be combined. The problems with string theory, however, ...

A researcher throws cold water on a recent effort that purported to eliminate black holes' greatest and most enduring mystery ...

The monster black hole lurking at the center of galaxy M87 is an absolute beast. It is one of the largest in our vicinity and ...