Answer: There is a basic math formula: Take the surface temperature in Fahrenheit and subtract the dew point. Divide the result by 4.4, then multiply the answer by 1,000, and you will get the cloud ...

We spoke to flight attendants who shared their biggest pet peeves, most common etiquette offenders, and the small courtesies that go a long way in making flights smoother for everyone.

If you're looking for added quality-of-life features for your next vacation, consider taking some (or all) of these Costco ...