It looks like a dog—but it’s built for war. Meet the Ghost Robotics Vision 60, a quadruped unmanned ground vehicle that can climb, crawl, and even swim where no wheeled machine can go. Weighing 51 kg ...

Dogs have a reputation for their impeccable smell and hearing — not so much for their vision. But that stereotype is a bit short-sighted. For one, it’s a misconception that dogs see in black and white ...