But centuries of physics research have found nothing like this exists, which is why physicists say ghosts can’t exist. And so far, there is no proof that any part of a person can continue on after ...

Security film at Hampton Court Palace has captured a ghostly image. CCTV cameras picked up the vision at ... had noted in the palace's visitor book that she thought she had seen a ghost in that area ...

Techniques to identify multiple manipulations applied to uncompressed images have been reported thus far, but the forensic approach for JPEG images compressed with various qualities has not been ...

Abstract: In this paper, security of a JPEG image encryption algorithm has been analyzed. The algorithm shuffles DCT quantization coefficients in defined block and decomposes DC coefficient to change ...