Living in zero gravity can lead to periodontitis — a serious condition where the gums become inflamed and the bone that supports teeth starts to break down, eventually leading to tooth loss. Evidence ...

TOPTICA introduces the DFB pro 633, the latest in the company's range of mode-hop-free tuneable lasers for metrology. Offering a mode-hop-free tuning range of 200 GHz and driven by the DLC pro ...