Maritime Surveillance Upgrade: Argentina’s Navy says it will boost monitoring of the Argentine Sea and strategic areas including the Falkland Islands by adding U.S.-supplied vertical takeoff drones and maritime patrol aircraft, with new Beechcraft 360 patrol planes to extend coverage beyond current Beechcraft 200 operations. South Atlantic Presence: The UK’s HMS Medway carried out weapons and readiness drills at the edge of the Falklands Conservation Zone, including live firing and exercises coordinated with an RAF A400M. Science & Climate Clue: New research using microscopic fossils links Early Cretaceous ocean acidification to a major extinction event, strengthening the case that volcanic CO2 can reshape marine chemistry on a huge scale. Heritage & Tech in Tourism: Portsmouth Historic Dockyard’s £15m Royal Marines Experience opens 24 October, turning Boathouse 6 into an immersive museum with VR/AR, hands-on challenges, and real objects including Falklands-era items. Aerospace Pitch: Leonardo is pushing the Eurofighter Typhoon to the Philippines with new customization options as Manila seeks a multi-role fighter for South China Sea tensions. Falklands War Lessons in Planning: A Chinese defence researcher argues Beijing should speed up plans to mobilise civilian ships for wartime support, citing Britain’s 1982 Falklands experience.