In this clip from War Pictoral News, British workers test newly-produced Vickers, Lewis and Bren and Browning machine guns at a factory, 1942. © IWM WPN 41 | Imperial War Museum London

Ever wonder how #WW1 fighter pilots timed their bullets to shoot through the propellers of their planes? Well, now you can see it happening in 120,000 fps thanks to #theslowmoguys. | The Slow Mo Guys

Watch the rare sight of 16 vintage Vickers machine gun being fired at the same time. The event was held to commemorate 100 years of the disbandment of the British Army’s Machine Gun Corps. | Forces News