Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

Einstein’s Theory of General Relativity is currently our best approximation of how the universe ticks. But there are holes.

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

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

In this last part of our series on recently digitized books from the Wenner Collection, we are focusing on works that ...

Particles faster than light could revolutionise our understanding of space, time, and the universe’s fundamental laws.

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

According to Einstein's theory of relativity and a new NIST study, time on Mars passes faster than on Earth. Discover the ...

The answer comes from a counterintuitive result of special relativity, a field of physics which is notoriously difficult to ...

New quantum experiments may settle the century-old Einstein vs Bohr debate, revealing key insights into quantum behaviour.

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