General relativity
100 years of Einstein's eclipse to be marked at Herstmonceux
The Observatory Science Centre at Herstmonceux is marking the 100th anniversary of the total solar eclipse that helped to support Einstein's general theory of relativity.
What are gravitational waves?
What are gravitational waves, and what can they tell us about the Universe?
Relativity observed near Milky Way's black hole
The stars in orbit around the Galactic Centre have given astronomers new insight into the monster black hole that lies at its heart.
Universe measurement suggests 'missing' physics
A new study looking at the rate of expansion of the Universe suggests we may be missing a vital piece in our understanding of physics.
The search for Vulcan
Thursday 8 September 2016 marks 50 years to the day that audiences sat down to watch the first episode of Star Trek: The Original Series. Science writer Paul Cockburn explores how 19th century astronomers once believed that a planet called Vulcan genuinely existed in orbit around our own Sun.
After Einstein: 100 years of general relativity
In 1915 Albert Einstein was preparing to present one of the most important sets of equations to have ever been put down on paper: his general theory of relativity.