Sept. 14 (UPI) --Police in an Illinois town are trying to identify a mysterious white or translucent object seen flying in the daytime sky. Prophetstown Police Chief Bruce Franks said he was off-duty ...

BEMIDJI, Minn. -- Allison Barta saw something. It was in the sky, translucent, circular, disc-like and most certainly, positively and identifiably unidentifiable. It was also an object that was flying ...

The SA1E-X models of photoelectric sensors feature advanced optic function for transparent or translucent object detection, with optimum response speed of 500μs said to be one of the fastest on the ...

Light travels in straight lines. If an object is transparent, it means you can see through the object clearly as light passes through it. There are objects that let some light through, but not enough ...

COLUMBUS, Ohio -- Scientists and computer gamers alike could benefit from a new method for creating soft, realistic shadows in computer-generated images. Engineers at Ohio State University have ...