Exquisite gems, jewels from Cartier, Harry Winston on display at Marjorie Merriweather Post’s DC estate

App links kids’ chores, allowance to investing in stocks

Vacation to the solar system? New guide plans your future trip

Why should dogs have all the fun? Try adventure catting

Summer is coming: ‘Game of Thrones’ pop-up bar hits DC June 21

Getting married? Not so fast on merging those accounts