Monthly Archives: February 2010

Deep Sea Creatures Build Their Homes from Materials That Comes from the Ocean Surface

Evidence from the Challenger Deep — the deepest surveyed point in the world’s oceans — suggests that tiny single-celled creatures called foraminifera living at extreme depths of more than ten kilometres build their homes using material that sinks down from … Continue reading

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Vinland map:Medieval or Modern?

In the early 1960s, something called the “Vinland map” was uncovered. It became famous because it proved that Vikings came to America before Columbus. It seemed to be a map of the North Atlantic as drawn from Scandinavian discoveries between … Continue reading

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Tiniest Energy-Harvesting System

A 9 cubic millimeter solar-powered sensor system developed at the University of Michigan is the smallest that can harvest energy from its surroundings to operate nearly perpetually.A 9 cubic millimeter solar-powered sensor system developed at the University of Michigan is … Continue reading

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Saturn’s moon ‘may contain life’

Scientists at NASA have claimed that Saturn’s moon Enceladus “may contain life”, after they discovered new evidence suggesting presence of “liquid water” beneath its surface.According to the scientists, the Cassini spacecraft flew through icy plumes created by ice volcanoes on … Continue reading

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