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Source: Nernst lamp – Wikipedia, the free encyclopedia – StumbleUpon Isn’t this a beautiful design? I wonder what it would have been if this had further developed. In many ways it was a superior bulb. I wonder if they have replicas made. That would be a nice touch for people who retro decor. More importantly

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Elephant cognition – Wikipedia, the free encyclopedia – StumbleUpon. This talks about the intelligence, compassion and intellectual ability of elephants. They are considered to be as smart as primates (monkeys) and dolphins. It is really amazing what they can do. As you can see in the video below they even use smartphones! Related Post Anonymize