Researchers used a special laser 3D printing method to melt fake lunar soil into layers and fused it with a base surface to manufacture small, heat-resistant objects, potentially paving the way to more sustainable and cost-effective space missions, a new study suggests.

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Researchers are recreating ancient odours for museumgoers as interest in the archaeology of smell grows

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Kyle Kucharski/ZDNETSimply put: There is a ThinkPad for every use case (and budget). The extensive lineup consists of the entry-level E series, the mid-range L series, the premium T and X series, and the top-of-the-line X1 and P series. At the low end, you can find models for a few hundred dollars. Conversely, top-tier mobile workstations in the P series can approach $5,000.

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Elementary education ($45,000)。PDF资料是该领域的重要参考