Postcards are a vacation staple, and it s no wonder. They re quick and easy to use and for only 24 cents you can send a short message to friends and family along with a picture to embellish your words ...

Ah. It’s a foodie and traveler’s dream. A student from China has designed a machine to capture the aroma of a meal on a postcard. How it works: The device is the combination of a camera, smell ...