A little can do a lot. For example, our office is pooling cash to bribe a co-worker to perm his hair. And, in the same vein–only nicer, more mature and useful–there’s 500 Inc., a nonprofit ...

Wavy hairstyles are all the rage, even among people with straight hair. But using a curling iron is fiddly and time-consuming and you also risk singeing your hair. So if you want to keep your curls ...