Opinions expressed by Entrepreneur contributors are their own. Underground Cellar, a San Francisco-based company, could easily be a wine enthusiast’s dream: for free, customers could buy and store up ...

Meet the 79-year-old man mentoring California's next generation of wine professionals with his massive cellar.

Mark Paulson bought a high-end bottle of wine for $250 in the late 1970s, and for the better part of a half-century, some of the finest, most prized wine in the world sat largely forgotten inside a ...

It happens. A cork just crumbles or breaks or is pushed into the wine. This occurs perhaps because of the way the bottle was stored: prolonged exposure to heat, a cellar with low humidity or the ...