Puzzle for doctors: positive pregnancy test inadvertently ordered on a 60-year-old woman. Differential diagnosis?
Puzzle for doctors: positive pregnancy test inadvertently ordered on a 60-year-old woman. Differential diagnosis?
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The Atlantic has put together a complete guide to the Northern Lights, chock full of beautiful photographs and videos....
I’m very excited to announce that we’ve officially launched Sherpaa.
Who it’s for: Currently it’s for tumblr’s employees. In the near future,...
First we were like Whaaaat. That’s just soap and water?
Then we were like Whaaaat. We gotta try that.
Just bought this photograph. It’s truly amazing. From the Brooklyn Navy Yard Hospital in 1910.
