timeturnerjones
3 years ago10,000+ Views
Because nothing says I love you like an anatomically correct, beating heart? NPR Science on tumblr has put together some great science related valentines. Try one of these lines on your crush this week!
3 comments
The carbon dating one killed me omg
These are WAY too smart for me lolol!
Comparing me to bacterial meningitis, how romantic!
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