Precision metrology closes in on dark matter

Optical clocks are so accurate that it would take an estimated 20 billion years—longer than the age of the universe—to lose or gain a second. Now, researchers in the U.S. led by Jun Ye's group at the National Institute ...

Express tool for graphene quality control

The National Physical Laboratory (NPL) has collaborated with Chalmers University of Technology and Linköping University in Sweden to help develop a fast and inexpensive tool for quality control of graphene grown on silicon ...

Space technology optimises windmill efficiency

(PhysOrg.com) -- A French start-up company from ESA's Business Incubation Centre in the Netherlands has developed a small instrument to measure wind speed and direction from the ground up to heights of 200 metres -- information ...

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