Method uses radio signals to image hidden and speeding objects

Researchers at the National Institute of Standards and Technology (NIST) and Wavsens LLC have developed a method for using radio signals to create real-time images and videos of hidden and moving objects, which could help ...

Space junk: Houston, we have a problem

When we think of space, we think big and empty but when it comes to Earth's orbit, it's cluttered with millions of pieces of garbage that we call space junk.

China delays mission while NASA congratulates on Mars images

China postponed a supply mission to its new space station on Thursday for unspecified technical reasons, while photos sent back from Mars by its newly arrived rover earned plaudits from NASA despite only sporadic contacts ...

A solution to space junk: Satellites made of mushrooms?

According to the latest numbers from the ESA's Space Debris Office (SDO), there are roughly 6,900 artificial satellites in orbit. The situation is going to become exponentially crowded in the coming years, thanks to the many ...

US watching Chinese rocket's erratic re-entry: Pentagon

The Pentagon said Wednesday it is following the trajectory of a Chinese rocket expected to make an uncontrolled entry into the atmosphere this weekend, with the risk of crashing down in an inhabited area.

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