In this article, we propose an RDH in encrypted JPEG images, where the bitstreams of alternating current (AC) coefficients and the secret data are mapped to numbers over Galois field. The obtained ...
NASA's Perseverance rover on Mars has collected its 24th sample of Jezero Crater. The 'Comet Geyser' sample is "great for biosignature studies," according to the space agency's Jet Propulsion ...
It’s the second time Egypt has issued a decision blocking the entry of Syrians since Bashar al-Assad’s regime was toppled in Damascus on 8 December. Two weeks ago, Egypt banned the entry of Syrian ...
Department of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing 100191, China Institute of Reproductive and Child Health, School of Public Health, Peking University, ...
As a result of these fluctuations and the increased selectivity IRCC can implement through Express Entry categories, the number of draws and the CRS cut-off scores candidates needed to be invited ...
On Thursday, federal health officials reported some unsettling results. Some of the genetic samples contained mutations that in theory might help the bird flu virus, H5N1, infect people more easily.