DJI unveils the new Matrice 4 drones – including a thermal camera option. But is it a Mavic 3 with an RTK on the top?

Instead of sending staff up onto council building roofs to check them, some local authorities in the UK are now using drones to scan them in 3D instead, says James Dunthorne, a consultant for Uplift.

Drones are a pain, especially mini ones. When you are designing, building (or even reviewing) them, they inevitably fly off in some random direction, inevitably towards your long-suffering dog ...