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 ...

A revolutionary new antivenom has proven effective against snakebites from 17 of the world's deadliest serpents. Scientists used antibodies from alpacas and llamas to create the antidote that protects ...