Air travel can be stressful for many reasons. While there are ways to make the ordeal easier, there are some things you just can't plan for.

A vehicle that could dive underwater … and stay there? During the Revolutionary War, an American colonist built an experimental submersible vehicle that George Washington called “an effort of genius.” ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Doretha Clemons, Ph.D., MBA, PMP, has been a corporate IT executive and professor for 34 ...

Andrew Bloomenthal has 20+ years of editorial experience as a financial journalist and as a financial services marketing writer. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor ...

Universal health coverage (UHC) is about ensuring that everyone, especially the most vulnerable, has access to the quality health care they need without suffering financial hardship. It is key to ...