Al Jazeera on MSN

How does air conditioning work, and how does it affect your body?

While AC keeps us cool, it can also cause dry skin and irritation. Here are some tips to keep comfortable this summer.
The New York Times

Quiz: Do You Know How to Keep Your Home Cool?

Test your knowledge of how air-conditioning works and how to keep your space (and yourself) cool this season. Credit...Josie Norton Supported by By Daniela Gorny If it seems like high temperatures are ...