This electric eel is also cordless.
By Glennz Tees.

“A scrotal ultrasound scan of a patient with a painful inflammatory mass surprisingly revealed a face in the image, which looked like a man experiencing painful stimuli.”
Article abstract (with links to full text paper – if you have access) here.
This is apparently a vintage 60s poster for a primary school classroom, and I think it’s lovely (it’s drawn by Cynthia Amrine). Would also make a great graphic when discussing something like why gravity is a “law.” I.e. you know what it is, and it works in very defined ways, but why does it do what it does? Well, that’s not so clear…
More at neatocoolville.
Also categorized under “messing with your head.” Courtesy of Raymond Johnson.

“The Idolomantis Diabolica is sometimes known as the “King of all mantids” for the obvious reason: it’s beauty, size and rarity, is one of the largest species of praying mantis that mimic flowers. (Photo by: Scott Thompson) ”
Via oddee.com.

Via tumblr tag science. Original source unknown.
This is amongst many very cool short videos produced by the Open University. You can see all six of this series by clicking here.

Can’t find source. Seems to have first surfaced in 2005 though.

From a Gilbert Catalog. See it in all of its glory here.