1. This image of a peppercorn and a grain of salt taken by David McCarthy is the overall winner (and close-up category winner) in this year’s Visions of Science Photographic Awards. (via BBC News | In pictures | Visions of Science )
    This image of a peppercorn and a grain of salt taken by David McCarthy is the overall winner (and close-up category winner) in this year’s Visions of Science Photographic Awards. (via BBC News | In pictures | Visions of Science )