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I had a hard time choosing this photo. Mental Floss article today on Dr's. This Dr. was photographed in the 1940's with his collection of ticks, collected to stop the spread of Typhus.

I had a hard time choosing this photo. Mental Floss article today on Dr's. was photographed in the with his collection of ticks, collected to stop the spread of Typhus.

Arthur Allen details the three-way bargain struck between independent researchers interested in the story of Dr. Weigl's WWII laboratory.

Rudolf Weigl, Polish Biologist and inventor of the first effective vaccine against epidemic typhus. Weigl risked his life to hide Jews in his own institute during the WWII.