The signal – known as the cosmic graviton background (CGB) – can be detected, although it will be a massive technical challenge.

The Moon’s exact position is known with an error of at most one centimeter, thanks to the use of lasers sent from different observatories.

Albert Einstein's theory of general relativity ("GR") represents space and time as a 4-dimensional "fabric" that can be stretched and folded

A team of international scientists have unveiled the largest number of gravitational waves ever detected.