Gravity Video What is Einstein’s general theory of relativity? Jürgen Renn explains why Einstein's great theory is so remarkable Read article: What is Einstein’s general theory of relativity?
Telescopes and space missions Research update Astronomers gaze upon the oldest stars in the galaxy Ancient metal-poor stars finally spotted in galactic centre Read article: Astronomers gaze upon the oldest stars in the galaxy
Telescopes and space missions Opinion and reviews Web life: Astrobites A blog where astronomy PhD students write bite-sized summaries of recent astronomy papers for undergraduates Read article: Web life: Astrobites
Telescopes and space missions News 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 Read article: European superscope reveals its three ‘first-light’ instruments
Gravity Research update Pulsars speed up by tapping into superfluid core New study explains glitches in cosmic timekeepers Read article: Pulsars speed up by tapping into superfluid core
Gravity Video How can we detect gravitational waves? Nergis Mavalvala explains how researchers search for these elusive ripples in space–time Read article: How can we detect gravitational waves?
Projects and facilities Feature Catching gravity, rolling by David Appell explores how the Advanced LIGO facility is designed to detect gravitational waves Read article: Catching gravity, rolling by
History Opinion and reviews A very brief history of relativity Reviewer Cormac O'Raifeartaigh enjoys this "beautifully written" account of the genesis of Einstein's greatest theory Read article: A very brief history of relativity
Telescopes and space missions Video Why are gamma-ray bursts so extremely interesting? Carole Mundell explains why astronomers think gamma-ray bursts are quite possibly the most extreme objects in the universe Read article: Why are gamma-ray bursts so extremely interesting?
Telescopes and space missions News Upgraded LIGO will begin hunt for gravitational waves soon First data from Advanced Laser Interferometer Gravitational-wave Observatory expected in September Read article: Upgraded LIGO will begin hunt for gravitational waves soon