PhysicsGeneral relativity at 100: The missing piece of the jigsaw Gravitational waves are the last unconfirmed prediction of Einstein's wildly successful theory – so what happens if we can't find them? Features
SpaceNeil Armstrong shortlisted in public vote for exoplanet names The IAU, which oversees the naming of cosmic objects, has opened a public vote on the names of 32 exoplanets and 15 of their host stars 51¶¯Âþ