Fruit always looks delicious even if it's sliced,...  ...ather than our salivary glands.(YouTube Link)This video by Mathieu Stern and UV photographer Pierre-Louis...  ...nder UV light. Here's how it was made:For this UV video , the subject is illuminated directly by UV emitti...

We all know the Etch-A-Sketch as a toy we got as a kid and thought was pretty cool for a few days before it ended up at the bottom of the toybox.But I bet kids would see the Etch-A-Sketch as a whole lot cooler if they th...