The Korea Research Institute of Standards and Science has successfully developed a length measurement system that achieves a level of precision approaching the theoretical limit allowed by quantum ...

The Korea Research Institute of Standards and Science (KRISS) announced on the 4th that it has developed a length measurement system with precision at the limit allowed by quantum physics. With ...

Once upon a time, I was involved in an abortive attempt to measure the variation of the fundamental constants. Thanks to that experience, I’ve always had an interest in these measurements, so a new ...

To assess the effectiveness of liver length measurement in predicting hemoglobin (Hb) Bart's disease among fetuses at risk at mid-pregnancy. Over the study period (June 2007 to February 2010), 355 ...