It’s Valentine’s Day, which means there’s probably a good ... Well, fear not, because NASA is swooping in with some adorably geeky eCards that are sure to make just about anyone smile.

While historians have long debated the holiday's origin story, evidence shows it predates the existence of commercial greeting cards by centuries.

In a now-viral Instagram video, a customer shopping for Valentine's Day documented questionable greeting cards—intended to be given to one's "work wife" or "work husband"—and internet users ...