Glowing Customer Review: "This has been my favorite toy so far, as it's both ergonomic and stands true to how it's been advertised. The way that I would describe the movement is a very rapid ...

Military submarines use red light instead of fluorescent or other light types for specific, scientific reasons. Here's ...

A new version of Ukraine's Shrike FPV attack drone can sink underwater, then re-emerge to carry out an attack. It might be the next generation of ambush drons.