Teddi Mellencamp has embraced her sense of humor while battling cancer. "I have to. If I didn't find humor, I would cry," ...

Comedians have long used jokes to raise awareness of serious problems, and many are now turning the gaze to climate change.

Teddi Mellencamp has embraced her sense of humor while battling cancer. “I have to. If I didn’t find humor, I would cry,” ...