While most Americans are drowning in debt or struggling with rising housing costs, the world's tech billionaires are living ...

Take a tour of a breathtaking California estate perched high above the city — featuring sleek architecture, luxury interiors, and panoramic views that redefine hillside living.

Jennifer Lopez is reportedly doing some major renovations to her 10,046-square-foot Hidden Hills estate. The gated property offers luxury amenities and a safe environment for her twins, Max and Emme.

Mark Davis is a billionaire who likes to do everything big. Davis, the Las Vegas Raiders owner, is custom-building a Nevada mega-mansion. Davis inherited the NFL team from his father, Al Davis, in ...