In today's video I want to show you how to build wave tank that helps you to test different types of sea walls. It could be ...

Small drones carry small warheads, so unless they can hit a tank in exactly the right spot they may barely scratch the armored exterior. But often there is an easy way. In a video from Ukraine’s ...

It's not the first time operators have flown UAVs with such precision. Drones continue to terrorize both sides of the front lines, even killing high-value targets. A new chilling video shows a ...