Technology M1E3 Abrams: The US Army's new tank that has a cockpit like a Formula 1 car Furious defence minister sacks senior official responsible for troubled Ajax programme Germany enhances its aerial dominance through new Meteor air-to-air missile deal Typhoons intercept Russian Be-200 – the only amphibious jet aircraft in the world Detect and defeat: Radar upgrade lets RAF Typhoons keep closer eye on potential threats Tempest: The secretive missile system said to have downed more than 20 Shaheds Ajax: We're going to turn this challenge into an opportunity, Army chief insists Challenger 3 fires live rounds from L55A1 main gun with crew in turret for first time US military seeks to modernise the minigun – while retaining its lethal rate of fire Czech president promises drone-busting L-159 jets for Ukraine – but prime minister says No Load More