What if you could teach a computer to recognize a zebra without ever showing it one? Imagine a world where object detection isn’t bound by the limits of endless training data or high-powered hardware.

A recent astronomical discovery has left scientists puzzled as they track an object accelerating in a manner that defies the current understanding of physics. This enigmatic object, potentially ...

China’s twin Shijian-29 satellites test coordinated observations relative navigation, and space object tracking now.