The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. An acceleration clause is a contract provision that allows a lender to require a borrower to ...

“Dark energy,” a mysterious force that counters gravity, has been proposed to explain why the universe is expanding at an accelerating rate. Mathematicians at UC Davis and the University ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead suggesting giant voids in space are creating an illusion. When you purchase ...

Interstellar object 3I/ATLAS is showing signs of "non-gravitational acceleration" as it reached its perihelion. In early July, astronomers spotted a mysterious object, later dubbed 3I/ATLAS after it ...

Three mathematicians have a different explanation for the accelerating expansion of the universe that does without theories of 'dark energy.' Einstein's original equations for General Relativity ...