Add Yahoo as a preferred source to see more of our stories on Google. When a woman starts laughing mid-argument, it’s not because you’ve suddenly turned into a stand-up comedian. That laugh isn’t a ...

Add Yahoo as a preferred source to see more of our stories on Google. Robin Williams makes a woman laugh until she cries in interview clip. Comedian Robin Williams never seemed to stop his lifelong ...

While laughing is a shared human trait, there are surprising gender differences in how and why people do it. Some feel that the purpose of laughter is to strengthen human bonds. Men and women both ...