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MICROSCOPE satellite final results confirm Einstein’s weak equivalence principle

The equivalence principle is an important theory in Einstein’s general theory of relativity. In a gravitational field with the same acceleration, the gravitational mass and inertial mass are equal. Equivalence principle includes weak equivalence principle and strong equivalence principle. Weak equivalence means that the observer cannot distinguish the inertial force produced by acceleration or the

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Restrictions on Chinese semiconductors also hurt U.S. companies

The impact of the US tightening export restrictions on cutting-edge semiconductor technologies to China is increasingly affecting related companies. Applied Materials, a large manufacturing facility, lowered its results for the August-October 2022 period. According to the release data of American Applied Materials, the original sales forecast from August to October was about 6.65 billion US

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Crew Dragon has transported more astronauts than any other country in the past two years

Earlier this month, SpaceX’s Crew Dragon spacecraft completed the Crew-5 mission, sending four astronauts to the International Space Station. Since 2020, including demonstration flights and two private spaceflights—Inspiration4 and Axiom-1, Crew Dragon has put 30 astronauts into orbit , more than all of the Chinese Shenzhou spacecraft since 2003 and more than The total number

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Mexican drug lords cooperate with Chinese underground banks to launder money

Propublica’s investigation revealed an underground bank operating in North America and Asia , laundering the proceeds of Mexican drug lords’ drug trafficking in the United States, and helping Chinese billionaires obtain US dollars that can be used in the United States to buy real estate or pay for American college fees. Mexican drug lords supply

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