Read article: Could the accelerating expansion of the universe be explained by modifying general relativity so that gravity has mass?
Matthew Francis reports on a small but dogged group of physicists thinks the existence of dark energy might be a clue that we need to revise one of the most successful theories we hav...
Read article: Underground ring lasers will put general relativity to the test
Subtle twisting of space–time could be seen on Earth for the first time
Collaboration quashes rumours of a discovery
Read article: Magnetic fields near the Milky Way’s black hole seen for the first time
Event Horizon Telescope clearly resolves dynamical features at the event horizon
Read article: Launch of LISA Pathfinder probe heralds new era in search for gravitational waves
Concept mission will test whether a space-based gravitational-wave observatory is feasible
Celebrating the centenary of the general theory of relativity
Read article: What is Einstein’s general theory of relativity?
Jürgen Renn explains why Einstein's great theory is so remarkable
Read article: Astronomers gaze upon the oldest stars in the galaxy
Ancient metal-poor stars finally spotted in galactic centre
Read article: Web life: Astrobites
A blog where astronomy PhD students write bite-sized summaries of recent astronomy papers for undergraduates
Read article: European superscope reveals its three ‘first-light’ instruments
Agreements signed for E-ELT's phase 1 instruments with the UK, France, Germany and other European states
