How many times has Superman’s secret identity been revealed? At least 20, according to this cover gallery. Not that it took much to out him, considering he doesn’t use much of a disguise in the first place. Link -via the Presurfer

Andy Lewis does a “squirrel backflip”. It’s part of a sport called Slacklining {wiki}, which is like walking a tightrope, but with more flex in the rope. Push play or go to YouTube. -via Gorilla Mask and Metafilter

A scarecrow competition in Great Torrington, England has imaginative scarecrows popping up all over -over 200 so far. It’s sponsored by the Torrington Cavaliers, who stage a huge bonfire each year in the town. Winners will be announced August 26th. Link to story. See a gallery of the entries at Flickr. -via Arbroath

Karen Jepp of Calgary, Alberta has given birth to four daughters, a rare instance of identical quadruplets. The babies were conceived without fertility drugs, and were delivered two months early. The odds of identical quadruplets are about one in 13 million. Less than 50 cases appear in medical records. The Jepps traveled to Great Falls, Montana for the Caesarian birth, making the four girls American citizens. Link -via Fark

Something Awful forum member Bruiser built a 535-foot version of the Slip ‘n Slide water toy! When you start a project like this with a bulldozer, you know it’s going to be big. Link -via Reddit

What seems dreadful today was once considered clever recycling. In the 19th century, it was fashionable to not only display hunting trophies, but to also turn dead animals into useful home furnishings. Sometimes even deceased pets got the treatment. Link to part one. Link to part two. -via Metafilter

From “The Brain” episode of Bill Nye the Science Guy, here are a few neat optical illusions. Push play or go to YouTube. -via Videosift

When you go to grab some of this salad, it will grab you back! It’s a robotic hand made of cucumbers. Push play or go to YouTube. From MAYA : Make. -via Engadget

Seven cases of not-quite-standard arenas, athletes who aren’t what they appear to be, shortcuts, and hitting below the belt. Some go the extra mile to win, even if that includes bending or even breaking the rules. This article at mental_floss looks at some of the more egregious cases of unsportsmanlike behavior. Pictured is Charles “Kid” McCoy, whose story you won’t forget. Link

This nightlight by Sun Young Lee will go off by itself as you drift off to sleep. The light only stays on while the sand in the hourglass passes by! To turn it back on, just flip it over. Link -via Gizmodo

in celebration of the 2008 Olympics, the city of Mudanjiang, China erected streetlamps shaped like athletes! Link

Lenore at Evil Mad Scientist adapted the traditional “tumbling blocks” quilt pattern and made a pieced quilt based on the videogame Q*bert! Link

Dark Roasted Blend has posted another edition of weird signs, including this scary infographic from an Israeli bus. Link

Pic-Tac-Toe is a nine-picture grid puzzle where the three pictures in each row, vertical, horizontal, and diagonal, share a common theme. You figure out what they have in common! The middle square has to pertain to four different themes. Todd constructed one online; can you figure it out? http://home.earthlink.net/~tagross/personal/KJ/pic-tac-toe.html to the puzzle. The answers are in this forum; you’ll have to highlight text to see the guesses. -via Ken Jennings

It’s Walk vs. Don’t Walk in this video by Joeri Holsheimer. Push play or go to YouTube. -via Viral Video Chart