On: A camera that can see around corners

[uvdiv]

There's an (unrelated) neat trick to see around corners by looking at diffuse scattered light:

http://homepage.mac.com/sigfpe/Dual/dual.html

[edo-codes → uvdiv]

That's interesting too, but differs in that there still needs to be a unobstructed path to the object from the laser, in which case it could as well have been a camera.

Still very clever, though.