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July 12, 2019: Linda Sun can be seen standing alongside the leaders of various 🇨🇳 CCP-linked Chinese American organizations — united front entities, together with lots of 🇨🇳-waving CCP-supporting Chinese Americans, in a protest against Taiwan President Tsai Ing-wen’s visit to New
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July 12, 2019: Linda Sun can be seen standing alongside the leaders of various 🇨🇳 CCP-linked Chinese American organizations — united front entities, together with lots of 🇨🇳-waving CCP-supporting Chinese Americans, in a protest against Taiwan President Tsai Ing-wen’s visit to New
时政
(
twitter.com)
00:00:24
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Elon Musk on reusable heat shields and Mars reentry:
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Elon Musk on reusable heat shields and Mars reentry:
— No one has created a truly reusable orbital heat shield before
— Reentry involves extreme heat and pressure — very hard to withstand
— Only advanced ceramics and carbon-based materials can survive it
— SpaceX aims to make
btc
(
twitter.com)
00:02:28
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Elon Musk: We'll hopefully demonstrate orbital propellant transfer next year.
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Elon Musk: We'll hopefully demonstrate orbital propellant transfer next year.
“One of the other technologies that's key for Mars is doing orbital propellant transfer. So you can think of this like similar to aerial refueling for airplanes, but in this case it's orbital refilling
btc
(
twitter.com)
00:01:28
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