In the Chilean Atacama desert, the world’s largest ground-based telescope is currently being built. It has been aptly named the Extremely Large Telescope (ELT) and is part of the European Southern Observatory ESO. ESO is an intergovernmental organization with 16 member states, including Sweden. The ELT is an optical reflector telescope where the primary mirror Read more about Examec builds mirror washing machine for the world’s largest telescope.[…]