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Lidar maker Luminar held an investor day event in Orlando, Florida, during which it unveiled a new version of its Iris sensor that will be included in production vehicles from Mercedes-Benz. The company also announced a series of ambitious…

Mars is called the red planet. But once, it was actually blue and covered in water, bringing us closer to finding out if Mars had ever harboured life. Most researchers agree that there has been water on Mars, but just how much water is…