Plus: Tax refunds, filing for free, car loan interest, Britney Spears goes to Tax Court, snowbirds suffer a defeat, Taxes ...

The 2026 tax season will soon be underway and some Americans could be receiving heftier tax returns this year. Here's why.

The IRS issued the proposed regulations to reflect changes made by H.R. 1 to the threshold for backup withholding for ...

Abstract: In this article, we demonstrate the use of interferometric radar for high-accuracy measurement of the ground speed of a moving vehicle. Recent work has shown the capability of radar systems ...

Abstract: We consider the problem of nonlinear system identification when prior knowledge is available on the region of attraction (ROA) of an equilibrium point. We propose an identification method in ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Dr. JeFreda R. Brown is a financial ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Broad form insurance provides coverage for uncommon or higher-risk events, which is why it ...