An optical illusion eye test challenges viewers to find the hidden letter "A" among a grid of 4s and 0s. This viral brain ...
I ’ve always eyed the single-lens reflex cameras shot from the waist level with a bit of envy – but a new gadget is popping ...
Bengaluru: In an early-morning operation, Lokayukta police raided eight govt officials, including a retired regional ...
1 School of Astronautics, Beijing University of Aeronautics and Astronautics, Beijing, China. 2 School of Mechanical Engineering, University of Science and Technology, Beijing, China. Visual method ...