If you woke up this morning without a Valentine, you can at least take heart in this somewhat-scientific formula that shows how many suitable people are out there for you. In the slideshow above, you'll start off with the pool of seven billion Earthlings and whittle your way down to age-appropriate, mutually attractive partners in your area. It uses the same logic as the Drake Equation, which aims to come up with a number of planets that might be home to evolved, intelligent life. That's not so dissimilar from the dating search. One thing's clear: to give yourself the best odds, lower your standards and find potential mates who'll lower theirs. [Source]
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