WASHINGTON (Reuters) - Scientists working in an international collaboration have tracked how the structure of the cosmos has grown over the past 11 billion years, providing the most precise test to ...

Nearly a century after astronomers first proposed dark matter to explain the strange motions of galaxies, scientists may finally be catching a glimpse of it. A University of Tokyo researcher analyzing ...

NEW YORK (AP) — Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they thought. Astronomers know that the universe is being pushed ...

The cosmos might be playing a different game than we thought. Scientists have spent decades believing our universe was ...

A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.

Lawrence Berkeley National Laboratory has released new breakthrough findings on one of science’s biggest mysteries — one that Albert Einstein once called his “biggest blunder.” In March, Berkeley Lab ...

Astronomers have long puzzled over the cause of a mysterious “glow” of very high energy gamma radiation emanating from the centre of our galaxy. One possibility is that dark matter – the unknown ...

Few things in the universe are as perplexing as dark matter — the invisible and exotic “stuff” that is thought to make up ...