A chameleon-like force that shifts its nature based on its environment could explain a major physics quandary: how the mysterious substance called dark energy is compelling the cosmos to expand faster ...

While many of the experiments it will conduct in the coming months are classified, the Space Force has identified space-based laser communications and quantum sensing as two of its focus areas.

In early childhood, science begins with curiosity. Wondering what makes things move, light up, react, or connect? That’s physics! It’s the study of how the world works, and it’s all around us. In four ...