Telescopes and space missions Video George Smoot on the current state of cosmology Exclusive interview plus special feature on why LBNL is so successful Read article: George Smoot on the current state of cosmology
Mathematical physics Research update Theoretical-physics hub opens in South America South American Institute for Fundamental Research set to tackle subjects ranging from mathematical biology to cosmology Read article: Theoretical-physics hub opens in South America
Soft matter and liquids Research update Getting to the froth of the matter Physicists create the "ideal foam" in the lab for the first time Read article: Getting to the froth of the matter
Gravity Research update Early supermassive black holes could grow it alone Simulation shows cold gas boosts growth Read article: Early supermassive black holes could grow it alone
Optical physics Research update Was a metamaterial lurking in the primordial universe? Extreme magnetic fields could create superlens just after the Big Bang Read article: Was a metamaterial lurking in the primordial universe?
Ultracold matter News Our favourite pictures of 2011 From Batman under the microscope to dancing black holes Read article: Our favourite pictures of 2011
Telescopes and space missions Research update Physics World reveals its top 10 breakthroughs for 2011 Work on the fundamentals of quantum mechanics take the top gong Read article: Physics World reveals its top 10 breakthroughs for 2011
Particles and interactions Research update String-theory calculations describe ‘birth of the universe’ Matrix approach whittles down dimensions Read article: String-theory calculations describe ‘birth of the universe’
Telescopes and space missions Research update Pristine relics of the Big Bang spotted Two far-off gas clouds appear untouched by stars Read article: Pristine relics of the Big Bang spotted
Cosmology Opinion and reviews Between the lines Books on fundamental constants and the "science of wonder", plus a comic-book guide to the universe, reviewed by Matin Durrani and Margaret Harris Read article: Between the lines