The mystery of dark matter—unseen, pervasive, and essential in standard cosmology—has loomed over physics for decades. In new research, I explore a different possibility: Rather than postulating new ...

Gravity may seem simple, but it shapes every movement and decision in living systems. This study shows that even brief ...

The concept of spacetime, first described in Einstein's theory of general relativity, has since been widely studied by many ...

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 ...

Only about 5% of the universe is composed of normal matter that we can directly observe, while the remaining 95% is widely believed to consist of dark matter and dark energy. Paradoxically, however, ...

Scientists suggest that a fifth, hidden force linked to dark energy may exist in the solar system but has not yet been ...