Hollywood is a district in Los Angeles, California, famous for its commercial area and entertainment industry, and a name used to represent the motion picture industry of the United States.
You certainly don't see these kind of images every day, from tick close up, x-ray of a bat, to a high-tech micrograph of a zebrafish embryo. Check out some of the best images of the year.
Rex is the most advanced humanoid in the world and it was shown to the public yesterday in London. It has a beating heart and eyes that can see. Meet Rex and its human doppelganger with bionic arm.