Ever breathed in deeply after a rainfall because the air smelled so good? That distinct rain smell that you associate with summer and your childhood and everything that's good and right in the world?

A video by researchers from the University of Minnesota looks like it could be from another world, but really, the subject matter couldn't be more common place. Researchers conducted dropped a rain ...

Ever wondered what the scent lingering after a fresh rainfall may be, if anything at all? According to scientists it's called "petrichor," a phenomenon when oils and chemicals are released after ...