warfare

For Ukrainian cities, the last two days have been a near-constant barrage of drones and missile strikes, culminating in Russia’s largest and most unrelenting long-range attack in the war so far. Loading audio narration… It’s another major episode in a new style of Russian drone warfare emerging in the last…

DARPA, the Pentagon’s research agency, has developed a powdered blood substitute and is now seeking partners to continue testing it, the program director told Business Insider. Loading audio narration… Officials are racing to determine whether it can move beyond testing and navigate regulatory and manufacturing hurdles to become a viable…