Dark energy has been a mysterious element of cosmological equation since it was proposed three decades ago, but new research ...

Our best model of the cosmos has a glaring mathematical problem, but we may have found an answer.

Dark energy has one job: explain why the universe is flying apart faster and faster. The idea is so successful that it appears in every cosmology textbook and is thought to make up roughly 70 percent ...

For nearly 30 years, scientists have believed that a mysterious force called dark energy is causing the universe to expand faster and faster. But a new mathematical study suggests that dark energy may ...

Mathematicians are challenging the idea that dark energy is responsible for the accelerating expansion of the universe. In a ...

Galactic collisions are events of breathtaking proportions. The supermassive black holes (SMBHs) at their centers plunge into ...