For decades, we have been taught that the universe is expanding faster and faster. That belief has influenced our view of distant galaxies, how cosmologists have built their theories, and how ...

Astronomers may have misread cosmic acceleration for 27 years. The universe may be slowing down, not speeding up.

“If confirmed, this would have profound implications for the fate of the universe,” said The Guardian. The study raises the ...

Portuguese researchers predict that Europe's future space observatory will detect hundreds of thousands of supermassive black ...

The New Jersey Sports and Exposition Authority's William D. McDowell Observatory is a hidden gem in Lyndhurst.

Astronomers spotted the largest flare ever released from a supermassive black hole as it snacked on a giant star.

SMCSGS-FS 69 became the first observational evidence of a star caught in a predicted but never-seen-before evolutionary phase. A partially stripped star is less hot than the fully stripped ones but ...

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously ...

As if dark energy weren't already mysterious and baffling enough, new research suggests that this unknown force may not be ...

A remarkable new study challenges the findings of Nobel Prize winning research into how our universe has changed over time.

In a first-of-its-kind experiment, scientists have recreated "cosmic fireballs" here on Earth in a particle accelerator.The ...

From the column: "It is not about memorizing facts or following authority. It is about curiosity, imagination, and the ...