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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
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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
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twitter.com)
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Ukraine is ready for real decisions that can bring peace. Any decisions that are against us, any decisions that are without Ukraine, are at the same time decisions against peace. They will not achieve anything. These are stillborn decisions. They are unworkable decisions. And we
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Ukraine is ready for real decisions that can bring peace. Any decisions that are against us, any decisions that are without Ukraine, are at the same time decisions against peace. They will not achieve anything. These are stillborn decisions. They are unworkable decisions. And we
时政
(
twitter.com)
00:02:27
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‼️🇺🇸🇨🇳A Chinese company, Chang Guang Satellite Technology, has showcased its capabilities by recording a video of Atlanta’s busy airport.
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‼️🇺🇸🇨🇳A Chinese company, Chang Guang Satellite Technology, has showcased its capabilities by recording a video of Atlanta’s busy airport.
In the footage, aircraft taking off, landing, and even their speeds can be clearly observed. This demonstrates the power of China’s Jilin-1
时政
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twitter.com)
00:00:49
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One week ago, Donald Trump encouraged Putin to invade NATO countries. Now, it’s been more than 24 hours since we learned of the death of Alexei Navalny, and Trump has yet to say his name. We cannot have a president who sides with murderous thugs who want to destroy America.
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One week ago, Donald Trump encouraged Putin to invade NATO countries. Now, it’s been more than 24 hours since we learned of the death of Alexei Navalny, and Trump has yet to say his name. We cannot have a president who sides with murderous thugs who want to destroy America.
时政
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twitter.com)
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The dispute over Taiwan goes back to China's 20th century civil war, has morphed over the decades, and is now central to the risk of a US–China WWIII.
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The dispute over Taiwan goes back to China's 20th century civil war, has morphed over the decades, and is now central to the risk of a US–China WWIII.
In my latest special report—"Taiwan: Unfinished Business," airing tonight @ 8pm ET/PT—I'll examine how we got here and what…
时政
(
twitter.com)
00:00:15
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Dentist Lee Ying-chi , one of the first persons arrested under #Article23 over allegation of sedition , was stopped at Wan Chai Station by a number of men. She was just now taken into a room next to the station control room by a group of ppl including some uniformed police.
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Dentist Lee Ying-chi , one of the first persons arrested under #Article23 over allegation of sedition , was stopped at Wan Chai Station by a number of men. She was just now taken into a room next to the station control room by a group of ppl including some uniformed police.
时政
(
twitter.com)
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