Telescopes and space missions Research update Rosetta’s bouncing probe finds no magnetic field on comet 67P Null result suggests early solar system lacked strong magnetic fields Read article: Rosetta’s bouncing probe finds no magnetic field on comet 67P
Telescopes and space missions Research update Nailing the half-life of iron-60 New measurements tune up million-year "astronomical clock" Read article: Nailing the half-life of iron-60
Telescopes and space missions Research update Rosetta data deluge reveals dynamic comet with sand dunes and jets Measurements show 67P differs from previously studied comets in same class Read article: Rosetta data deluge reveals dynamic comet with sand dunes and jets
Publishing Podcasts The ever-expanding Zooniverse Chris Lintott discusses the evolving nature of citizen science Read article: The ever-expanding Zooniverse
Telescopes and space missions News Lost Beagle 2 spacecraft found intact on Martian surface New images from Mars Reconnaissance Orbiter spot lander Read article: Lost Beagle 2 spacecraft found intact on Martian surface
Stars and solar physics Research update Exoplanets could avoid ‘tidal locking’ if they have atmospheres How air keeps some planets free, boosting the number of potentially habitable worlds Read article: Exoplanets could avoid ‘tidal locking’ if they have atmospheres
Culture, history and society News Our favourite pictures of 2014 From interstellar dust and galactic dirt to cracking oysters and educational doodles Read article: Our favourite pictures of 2014
Transport properties Podcasts Book of the Year 2014 Which book received the highest honours in our list of the year's best popular-physics titles? Read article: Book of the Year 2014
Telescopes and space missions News Comet landing named Physics World 2014 Breakthrough of the Year Rosetta mission tops our list of the 10 key breakthroughs in physics Read article: Comet landing named Physics World 2014 Breakthrough of the Year
Telescopes and space missions Research update Asteroids, not comets, gave Earth most of its water Rosetta scientists find surprisingly high levels of deuterium in comet Read article: Asteroids, not comets, gave Earth most of its water