The Golden Ratio can also be found in the spiral of hurricanes and cyclones, and the spiral of galaxies. Us. Most significantly, it is found on us. It's found on our faces and our fingerprints. While ...

A simulation of the "aerial screw" designed by Leonardo da Vinci in 1480 suggests it would use less power than modern drone ...

DENVER — A newly proposed 673-foot observation tower could become one of the tallest structures in Denver — if it ever gets ...

A spiraling 673-foot observation tower could soon twist its way into Denver's skyline — if the city gives it the green light.

Abstract: This paper describes the implementation of an efficient transparent log spiral antenna for energy harvesting. The proposed antenna is a wide band antenna with circular polarization which is ...