The US Marine Corps has completed its first-ever live-fire training with an air defense system integrating the Iron Dome Interceptor. The system is based on an American radar and command-and-control ...

An international collaboration of astrophysicists that includes researchers from Yale has created and tested a detection system that uses gravitational waves to map out the locations of merging black ...

Astronomers noticed something odd while reviewing radio data from distant space. Three bright signals appeared close together. At first, it looked like a coincidence. It was not. Each signal came from ...

Two massive galaxy clusters are slamming into each other, and for once astronomers are not reconstructing the crash from the debris long after the fact. They have caught the system in the act, with ...

The University of Wisconsin system wants to merge its 13 two-year colleges with its four-year institutions, according to the Wisconsin State Journal. Under the proposal, each two-year institution ...

Ripples in the spacetime around a merging binary black-hole system from a numerical relativity simulation. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted ...