The Sword of Damascus, cutting covid isolation
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We look at the science behind cutting covid isolation to 5 days\\nVets declare the largest ever outbreak of bird flu across Europe, but why now and how should we respond\\u2026 \\nWe\\u2019re looking into the microscopic world of nanotechnology: the science of the very small, including the incredible story of the sword of Damascus; it turns out that the blacksmiths of centuries ago knew a thing or two about carbon nanotubes and how to make metal incredibly tough.
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