For 45 days straight, Russian troops on the front line in eastern Ukraine were pinned back by machine gun fire.

Add Yahoo as a preferred source to see more of our stories on Google. Ukraine's soldiers have been fighting Russia with M2 Browning machine guns, an iconic American weapon. Now, ground robot makers ...

Ukrainian forces held back Russian troops on the front line with the use of an unmanned robot machine gun drone.

Russia responds by issuing muskets to horses.

An armed robot which took three Russian soldiers prisoner is a sign of Ukraine's growing dominance in this field in which it now leads the world.

If you thought the threat of police robots died with the demise of New York's subway bot, you'd be wrong. A new rolling robot has been sent into the field in China. The spherical crime fighting device ...

Russian soldiers fighting in Putin's bloody Ukraine war were filmed flying the white flag in front of a remote controlled ...

Discover just how the machine gun has evolved over the years, from crude black powder cannons to the digital revolution.