National Geographic's Photo of the Day—captured by Simon Kwan—shows Hong Kong in all its glorious urban madness. When I first saw it I thought it was a collage made with multiple shots and mirrored images. It's not. It's just the city photographed from Beacon Hill.
James Cameron has long been a filmmaker who embraced the latest technologies, but his newest toy, the Deepsea Challenger, is a submarine that's capable of diving to the deepest part of the ocean, also known as the Challenger Deep.