For most stars, neutron stars and black holes are their final resting places. When a supergiant star runs out of fuel, it expands and then rapidly collapses on itself. This act creates a neutron ...

“The mass of a body is a measure of its energy content,” Einstein concluded, suggesting that radioactive materials like radium may provide a means to test this idea. “If the theory corresponds to the ...

World-class particle-accelerator facilities and recent advances in neutron-star observation give physicists a new toolkit for describing nuclear interactions at a wide range of densities. Michigan ...

The Universe still holds many mysteries, and among the most intriguing are these invisible components known as dark matter and dark energy. For decades, astronomers have estimated that they constitute ...