U.S. stealth aircraft like the F-35 Lightning II are often described as “invisible” to enemy radar, but that label ...

Coop Himmelb(l)au design an energy-producing tower that treads lightly on planet Earth, and invisibly on radar screens. The building, which is meant to anchor a new development in the fringe ...

A Russian company announced its intention to build a next-generation helicopter capable of taking on fighter jets, soaring at up to 370 mph -- and remaining invisible thanks to its ability to cloak ...

A top Chinese military technology company shocked physicists around the world this week when it announced it had developed a new form of radar able to detect stealth planes 100km away. The ...

It’s an invisible wall. For 50 years, physicists have puzzled over why some radar signals sent skywards bounce back 150 kilometres above the ground. It now seems it is down to vibrating electrons. The ...

From afar, wind turbines look like small toys spinning lazily in the wind. But get up close, and you realize what huge structures they really are: hundreds of feet tall, blade tips slicing through the ...

Add Yahoo as a preferred source to see more of our stories on Google. These bubbles could spell trouble. A high-tech radar has detected invisible space bubbles over the Great Pyramids of Giza, ...