Gravity Opinion and reviews The dark-energy game Robert P Crease reviews The 4% Universe by Richard Panek Read article: The dark-energy game
Planetary science Research update Mapping orbits within black holes Physicist claims that planetary orbits could be sustained within black holes Read article: Mapping orbits within black holes
Gravity Opinion and reviews Taking the multiverse on faith John W Moffat reviews The Grand Design by Stephen Hawking and Leonard Mlodinow Read article: Taking the multiverse on faith
Planetary science Research update WIMP no-show casts a shadow over dark matter XENON places the strongest constraints yet on dark-matter particle Read article: WIMP no-show casts a shadow over dark matter
Telescopes and space missions Opinion and reviews Dating the universe Kulvinder Singh Chadha muses on the age of the universe Read article: Dating the universe
Gravity Research update Spinning black holes twist light New test of relativity could help find black holes Read article: Spinning black holes twist light
Telescopes and space missions Research update Do giant spiral galaxies thwart clusters of young stars? Simple physics could explain long-standing paradox Read article: Do giant spiral galaxies thwart clusters of young stars?
Gravity Research update Neutron star is most massive yet Find rules out many exotic theories of neutron-star composition Read article: Neutron star is most massive yet
Particles and interactions Research update Changes spotted in fundamental constant Quasars suggest fine-structure constant differed billions of years ago at opposite ends of universe Read article: Changes spotted in fundamental constant
Stars and solar physics Research update Supermassive black holes spawned by galactic merger Model explains how these galactic monsters formed in the early universe Read article: Supermassive black holes spawned by galactic merger
Particle and nuclear newsletter Receive our highlights in particle and nuclear research, along with must-read features and opinion pieces straight to your inbox, quarterly.