India took a big step towards an operational two-tier ballistic missile defence

India took a big step towards an operational two-tier ballistic missile defence (BMD) system by testing a high-altitude interceptor missile to destroy an incoming ballistic missile over the Bay of…

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MIT researchers have developed a small battery that runs on stomach acids

MIT researchers have developed a small battery that runs on stomach acids and is capable of powering e-pills to monitor patient health. The small system can generate enough power to…

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