Drone

Polish guys build a DIY submarine and dive it to the bottom of sunken uranium mine
A Polish YouTuber has built an incredible DIY submarine and then taken it to the depths of a sunken uranium mine. YouTuber CPSdrone spent a lot of time crafting the drone, which could dive up to 243m (797ft). A video on his channel shows him building it and then taking it down to the mine. […]

China’s huge unmanned cargo drone makes its maiden flight
The unmanned aircraft spent around 20 minutes in the air

Father and son team up to create world’s fastest drone that reaches 480 km/h
Faster than most supercars

Supersonic drone came close to breaking sound barrier in a test flight
The robotic aircraft flew at an impressive Mach 0.9

SpaceX droneship captures exquisite view of Falcon 9 launch and landing
It was the reusable rocket’s 14th launch and landing.

Military historian reveals the ‘real secrets’ of Area 51
Sadly, there are no little green men in sight.