In the outer reaches of the Solar System, beyond the ice giant Neptune, lies a ring of comets and dwarf planets known as the Kuiper Belt. The closest of these objects are billions of kilometers away.

An object inside our galaxy is moving so fast that it is on track to break free of the Milky Way altogether, racing through space at roughly 1 million miles per hour. The discovery, made with help ...

Robotic systems that mirror humans both in their appearance and movements, also known as humanoid robots, could be best suited for tackling many tasks that are currently performed by human agents.