Planetary science Research update Thundercloud “accelerator” fires gamma-ray beam 40-second pulse seen over the Sea of Japan
Read article: Stringscape Particles and interactions Feature Stringscape A grand journey through string theory
Read article: String theory under scrutiny Particles and interactions Opinion and reviews String theory under scrutiny Nancy Cartwright and Roman Frigg ask if falsifiability is a true judge of string theory
Read article: A testing time for strings Particles and interactions Opinion and reviews A testing time for strings String theorists must make clear their links with experiment
Read article: Reflecting symmetry Particles and interactions Opinion and reviews Reflecting symmetry Beauty and truth in science
Read article: Dirac medal honours charm-quark physicists Particles and interactions Research update Dirac medal honours charm-quark physicists Jean Iliopoulos and Luciano Maiani each win $5,000
Read article: Testing the elements of the Big Bang Stars and solar physics Feature Testing the elements of the Big Bang Nucleosynthesis measures up
Read article: US chooses site for underground lab Stars and solar physics Research update US chooses site for underground lab Gold mine will host new lab for neutrino physics and geoscience
Telescopes and space missions Research update New limit placed on photon charge Radio waves from distant galaxies confirm photon is neutral
Read article: Axions ruled out by PVLAS Particles and interactions Research update Axions ruled out by PVLAS New measurements fail to find mysterious particle