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?

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 ...

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 ...