Five dangerous fault lines divide Trump and Zelensky
They are likely to feature in the Oval Office showdown
Why armies are using laser weapons to zap things out of the sky
They’re good drone-killers
How drones and video-game techniques are coming together in Ukraine’s war
The idea of the body count evolves
Why are India and Pakistan fighting over water?
After terror attacks India has suspended a water-sharing treaty
How will mines dropped by drones change warfare?
They make attacks on tanks more precise and troops easier to trap
What do Greenlanders think of being bought?
Donald Trump’s desire for Greenland, and a shabby visit by his son, reignite the independence debate