Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Eric's career includes extensive work in ...

In 2020, the world watched anxiously as scientists scrambled to develop defences against COVID-19. Faced with a new, deadly infectious disease, immunologists worked day and night to develop vaccines ...

The mileage reimbursement rate for official travel via privately owned vehicle (POV) remains the same in 2025 for permanent change of station moves. For PCS travel, the Mileage Allowance in Lieu of ...

Rachel Williams has been an editor for nearly two decades. She has spent the last five years working on small business content to help entrepreneurs start and grow their businesses. She’s well-versed ...

A calorie deficit occurs when you burn more calories than you consume. Research suggests that a 500-calorie deficit may help with weight loss, but this depends on many factors and is different for ...

A mortgage is one of the biggest commitments you'll make in your financial life. But with so many possible deals out there, it can be hard to work out which would cost you the least. Our mortgage ...