In the north a 50,000-strong Russian force is attacking Sumy, a provincial capital. Our model is detecting artillery fire and explosions along the city’s northern defensive lines. Ukraine is badly outnumbered but officials say the front is holding.

Ukraine's use of unmanned ground vehicles (UGVs) has accelerated in recent months, a development experts say could help ease pressure on infantry as Kyiv struggles with ongoing recruitment problems and losses.

NATO members that border Russia are buying US-made HIMARS. One defense minister told BI that the war shows deep strike abilities are needed.

Russia has lost 1,015,750 troops in its war against Ukraine. Over the past 24 hours alone, Ukrainian defenders eliminated another 1,100 soldiers, reports the General Staff of the Armed Forces of Ukraine.

Ukrainian drone operator Dimko Zhluktenko tells how his recon team watches Russian troops charge on motorbikes - only to be obliterated by artillery within seconds.

Ukrainian troops are defending Chasiv Yar amid fierce Russian assaults on the strategically important city. If it falls, it could allow Russia to push deeper into the Donetsk region, but Ukrainian gunners vow to hold their ground.

KYIV, Ukraine — Russian glide bombs and artillery struck a city in southern Ukraine on Wednesday, killing one person and wounding five others as Moscow forces continued daily attacks across ...

Russian warplanes were detected flying off the coast of Alaska and tracked by the U.S. military, the North American Aerospace Defense Command said Tuesday. The Russian aircraft never entered ...

Russia’s use of air-dropped bombs equipped with glide kits and precision-guidance systems has brought staggering destruction to civilian areas in Ukraine