Walther PP pistols were enormously popular with German military and law enforcement units during and after the Second World ...

News headlines such as “Half of homes have phones but no toilets,” and the diligent efforts of the government of India and nonprofits to provide toilets to the 48 percent of Indians who don’t have one ...

Problem solving is the mental process of analyzing a situation, learning what options are available, and then choosing the alternative that will result in the desired outcome or some other selected ...

You can do a lot to take care of yourself and give your body what it needs. Still, as you get older, your body changes in ways you can't always control. For most men, one of those changes is that the ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...