Picture the Sahara, and an inhospitable landscape of endless sand dunes and barren rock comes to mind. That’s largely the case today, but 7,000 years ago the vast desert was an altogether different pl ...

America’s children are in danger. Measles outbreaks are spreading in Texas, New Mexico, Oklahoma and beyond, threatening lives, overwhelming health-care resources and exposing vulnerable communities.

In this Saturday edition of BI Today, we're talking about how to optimize spring break. (No, it's not just for college kids.) ...