The mind-bending mirrors behind advanced technology
Source: BBC
ESO/F CarrascoThe Extremely Large Telescope under construction in Chile's Atacama desertHigh on a mountain, in Chile's bone dry Atacama desert the European Space Observatory (ESO) is currently building the world's largest optical telescope.No time was wasted on choosing a name - it will be called the Extremely Large Telescope or ELT.Instead, huge energy has gone into designing and building “the world’s biggest…
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