One ‘layer’ that proves to be useful, time and again ... T+L Recommends newsletter and we'll send you our favorite travel products each week.

(Let's not talk about the time I forgot to pack socks and ... While everyone might have a different idea of what items are essential for traveling, the 13 recommendations above are what I have ...

But, although it sounds like pure science fiction, physicists now believe that time travel really is possible. In fact, scientists say that people have already done it. But, before you start to ...