A strange, starless cloud on the edge of a nearby galaxy is forcing astronomers to confront one of the biggest unknowns in ...

Moves are afoot to illuminate particles in flight with powerful X-ray bursts, to determine the structure of single molecules, viruses and nanoparticles. This would circumvent important limitations of ...

The purpose of this book is to give an analysis of ordinary material objects, those material objects to which we take ourselves to be committed in ordinary, scientifically informed discourse.