Business Insider visited a Ukrainian company making fiber-optic drones in Kyiv. This is what it's like inside the operation.

The carbon fiber is woven into a mesh, or as a composite material that mimics existing rebar structures. These two types of reinforcement can be combined in a composite to produce a concrete ...

Carbon fibre has come a long way since its early days in the aerospace industry (and you’ll never guess where it was first used before that…). Now it’s everywhere in the automotive industry ...