We respect and value the social media editors who share the links that make our job easier. But sometimes, we have no idea what they are talking about. So after a long day spent staring at Twitter, we're sharing our favorites.

How did the heart shape become the symbol of true love? EXPLAINED: slate.me/xE3O3r #valentinesday

— Slate (@Slate) February 13, 2012

Why the heart and not, say, the inner-knee? It's a fair question, and one we've been waiting for someone to answer for many years now. As usual, the answer is equal parts luck, chance, and a concerted lobbying effort by William Randolph Hearst to extend his publishing empire.

A virus is devastating our turtles and salamanders. They are suffocating in their own mucus: wapo.st/yb90JG

— The Washington Post (@washingtonpost) February 13, 2012

Things that are not the symbol of true love: mucus-strangled salamanders. 

Nasa budget slashes Martian funds bbc.in/wuRu68

— BBC News (World) (@BBCWorld) February 13, 2012

Everyone has to make sacrifices these days. If the Martians think they're getting screwed, they should call up the Venusians and hear about how they're being "encouraged" to reuse their coffee filters.

The ponytail: science meets fashionhuff.to/ykdPq1

— Huffington Post (@HuffingtonPost) February 13, 2012

This truly is the age of ponytail miracles. And wait until you see what science has planned for the velvet scrunchie.

What to Drink This Valentine's Day rendezvous.blogs.nytimes.com/2012/02/13/wha…

— Global Edition (@nytimesglobal) February 13, 2012

Depending on your circumstances, the answer will either be expensive and romantic or cheap, potent, and found under your sink. You can never predict how such things shake out. 

Peep this: Man charged with spying on neighbors, said he drank too much and got lost. But he had binoculars.bit.ly/y3hOir

— AJC(@ajc) February 13, 2012

See, you don't need to have Valentine's Day plans for tomorrow. Just make your own fun, like this fellow.

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Ray Gustini