Ever noticed how your cat seems to know exactly when you’re feeling down? In “How Do Cats Just Know When You’re Feeling Sad?” we dive into the surprising science behind your feline’s emotional radar.

"I swear to god. If one of you doesn't go get Fishtopher…" reads the tweet from @mollyaclarke, which features screengrabs of the cat's adoption profile. "He is very sad and depressed and will ...