Nickel production in 1935!

This is how it was done in 1935! An old silent US public information film shows how nickel ore was mined and some of its uses at the time, including a record-holding speed boat, a zephyr train, a racing car and the liner Normandie.

Boeing unveils metal that is ‘slightly lighter than air’

Boeing claims to have created the worlds lightest metal, stating how the breakthrough could have major implications for aircraft and automotive fuel efficiency. The material is composed of a microlattice structure made of 99.99% air which makes it light enough to balance on top of a dandelion. Watch the video here: Boeing unveils metal that is…