The law of the sea says warships must have a crew. What does that mean for naval drones?
Drones have dominated images of the war in Ukraine, but an expert on drone warfare casts doubt on many of the grand claims made for the weapons.
Operating the DragonFire laser system for ten seconds costs the equivalent of using a heater for an hour (less than £10 per shot).
The study discovered that nonmedical personnel can provide the naloxone to an overdose victim in about one minute.
A selection of our coverage of the war in Ukraine over the past fortnight.
Rock art directly represents how our ancestors saw the world. A new approach involving the history of the landscape brings fresh meaning to Arnhem Land rock art.
Advances in technology are deployed in war, changing the ways that wars are both fought and communicated.
Increased interest in recreational fishing with drones has led to concern about its environmental and social impact.
Aerial drones are already transforming warfare. Underwater drones are next.
The bloody ground attacks by Hamas in Israel caused the biggest shock. But the unprecedented scale of rocketry and successful use of armed drones contributed to the surprise.
France’s withdrawal from Niger could hurt the regional fight against terrorism, create an opportunity for Wagner’s influence and increase Europe’s migrant crisis.
A selection of the best of our coverage of the conflict from the past fortnight.
The drones are light, cheap, easy to transport and have proved to be highly effective as a weapon of war.
The age of autonomous weapons is upon us
Drones are both a destructive battlefield weapon and deliver a psychological boost when used on Russian cities.
Research into swarming in nature is transforming healthcare, gambling and the military.
Drone use has increased dramatically, but what effect will this have on our endangered shorebirds? New research shows the eastern curlew is easily startled, prompting others to take flight.
Nasa is taking reports of unidentified objects seriously, but it hasn’t found aliens yet.
Can one invention revolutionise propellers, whose basic design has been around for over 100 years? Not so fast.
Drone strikes in Moscow are just one sign of an intensifying air war ahead of Ukraine’s offensive.