Do you know what connects Edwin Hubble’s theory for an expanding universe and Albert Einstein’s cosmological constant? The ...

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

A new software package detailed by Chinese scientists promises to tell what time it is on the moon, accounting for effects of ...

Why the universe is expanding faster and faster remains one of the biggest open questions in physics. Current theories cannot ...

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the ...

Since Einstein, physicists have found that certain entities can reach superluminal (that means "faster-than-light") speeds and still follow the cosmic rules laid down by special relativity.

Scientists propose a new gravity theory using Friedmann equations. Their model explains the universe’s accelerating expansion ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

A new study enhances hydrogen molecule predictions, achieving unprecedented precision in testing fundamental physics and ...

The universe’s accelerating expansion has long puzzled physicists. For decades, dark energy, an unseen force thought to make ...

China has quietly solved a problem that only becomes obvious once you try to live and work off-world: clocks on the moon do ...