Ask an Engineer

Do you have a question for an engineer? The Massachusetts Institute of Technology has the website for you. Browse previous questions or submit your own here. I recently wrote my first answer for 'Ask an Engineer,' with the help of post-doc Antoine Allanore in MIT's Department of Materials Science and Engineering. Check out "How Does a Battery Work?

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My Latest Science Note - Ants' Social Immunity

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New on AAAS: Tracking Endangered Whales? There's an App for That