Gene Heyman, a lecturer in the Department of Psychology at Boston College, is author of "Addiction: A Disorder of Choice.'' Updated February 10, 2014, 7:09 PM Over the last 30 years researchers have ...

Judge to Trump lawyers trying to move hush money appeal to federal court: 'You sought two bites at the apple' Colorado police officer fired over social media posts; FBI notified Amazon pulls 'Melania' ...

Enormous freshwater reservoir discovered off the East Coast may be 20,000 years old and big enough to supply NYC for 800 years My dog killed my neighbor's cat. I had no idea how much my life would ...

A recent study that shows how cows can use tools recalls the controversial 1982 cartoon from "The Far Side" comic strip called "Cow Tools." In case you haven't heard, cows are using tools now. Well, ...

Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. David Kindness is a Certified Public Accountant (CPA) and an expert in the ...

Tearing or stretching your ACL is a common knee injury. But you can avoid it with proper form and exercise. (Credits: iStock/Getty Images) One of the most common ways people hurt their knees is by ...