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They are used in the electronics industry to make efficient magnetic cores called ferrite cores for high-frequency inductors, transformers and antennas, and in various microwave components. Ferrite compounds are extremely low cost, being made of mostly iron oxide, and have excellent corrosion resistance. Why ferrites are used? Ferrites are oneRead More →

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Through analysis of ice cores, scientists learn about glacial-interglacial cycles, changing atmospheric carbon dioxide levels, and climate stability over the last 10,000 years. Many ice cores have been drilled in Antarctica. Antarctic ice core drill sites with depth and record duration. What did scientists learn from studying the Arctic iceRead More →