PVA engineer’s invention targets reflection, glare on screens

On a sunny day, it can be hard to see texts on a cellphone, numbers on a gas pump screen and directions on a car’s GPS. But a PVA engineer’s invention could change that. Andrew Nally, a senior project engineer at Precision Valve & Automation, developed a …
invention – read more

Raytheon devises a way to make wind turbines disappear – from air traffic control radar screens – Wicked Local (blog)

But Raytheon’s new invention can still pull off a pretty cool magic trick by wiping the giant turbines from view on air-traffic control radar. This isn’t necessarily surprising that Raytheon’s involved, given the Waltham-based company’s …
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