Carbon dioxide (CO₂), the greenhouse gas fueling climate change, is increasingly shaping our lives. It drives rising seas, ...

CCI Note 9/7 Silver — Care and Tarnish Removal lists several kinds of abrasive polishes. Most are commercial polishes, but one is simply a slurry of precipitated calcium carbonate in water. The ...

Department of Atmospheric Sciences, School of Earth Sciences, Zhejiang University, Hangzhou, Zhejiang 310027, China ...

Kyoto-based precision equipment manufacturer Shimadzu Corporation has begun selling the world's most accurate commercially available timepiece -- a strontium optical lattice clock with a deviation of ...

Key Laboratory of Pesticide and Chemical Biology of Ministry of Education, Institute of Applied and Environmental Chemistry, College of Chemistry, Central China Normal University, Wuhan 430079, P. R.