From the tale of "Chang'e flying to the moon" to the legend of "Chang'e" lunar exploration missions, people could see a vivid revelation of the secrets behind the continuous vitality of the Chinese ...
1 小时
Tech Xplore on MSNEngineers develop a fully 3D-printed electrospray engine that can power tiny satellitesAn electrospray engine applies an electric field to a conductive liquid, generating a high-speed jet of tiny droplets that ...
An anthropologist recounts how a small island nation built and deployed its first satellite—and what their effort says about ...
A tiny Japanese satellite has shown that it can take the highest quality photos of the Earth in history. The suitcase-sized satellite sent back photos with a resolution of 2.5 meters.
23 小时
来自MSNEarth grew an extra, never-before-seen 'radiation belt' after last year's supercharged ...Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...
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