If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

University of Michigan and Carnegie Mellon University researchers have developed a new tool that makes greener chemistry more accessible. The tool, described in a study published in Nature, removes a ...