Abstract: Recently, the passive bistatic radar (PBR) that exploits frequency modulation (FM) radio transmitters as illuminators, has witnessed widespread usage owing to its various advantages. However ...

This time I'll make a 3D printed rc boat, the design can be downloaded from Thingiverse from its creator/designer called Wersy on Thingiverse. The rest of the steps are going to be described in this ...

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

This video takes you inside an incredible day of flying some of the largest RC airplanes ever built. From powerful engines to massive wingspans, these scale giants look and sound astonishing in the ...

Airlines around the world are racing to avoid widespread cancellations by fixing thousands of Airbus aircraft that need immediate maintenance to protect from a problem that injured passengers and ...