Chinese scientists have developed a high-speed quantum key distribution (QKD) system to generate secret keys at a rate exceeding 110 Mb/s over a 10 km standard optical fiber, setting a new world record in the field. The findings were published Tue in the journal Nature Photonics...
Above is the security thinking and main excuse for US doing whatever it take to maintain hegemony.
Basically the US see everyone else as potential enemy, and them needed to be actively suppress BECAUSE if they are not contained, they would SURELY attack the US in the western hemispere...
CASC’s new breakthrough on closed Brayton cycle high-power thermoelectric conversion system can be used for space tugboats and deep space exploration in the future. System-level thermal tests of the He-Xe based system have been carried out in March.
Source:https://buff.ly/3Lg7A8a
National Observatory scientist LIU Chao's latest presentation shows the launch of Xuntian Space Telescope is planned for 2024 (further delay likely).
One of the slides put Elon Musk above the atmosphere as the top factor making building space telescopes more urgent
https://physics.aps.org/articles/v16/s37
PRFluids Letter: Sub-meter wind detection with pulsed coherent Doppler lidar
Yunpeng Zhang, et al
https://go.aps.org/3Y2snP3
The fine wind field within 700 meters is continuously detected at a resolution of 0.9 meters/0.5 seconds by a coherent Doppler...
On March 1, #CNOOC announced a major discovery in the #Bohai Sea, the Bohai Zhong 26-6 #oilfield, with a reserve of #billions of tons. The oilfield has been proven to have geological reserves exceeding 130 million tons of oil equivalent.
With normal recovery rates, it can extract over 20...
An exhibition showcasing #China's 30 years of achievements in manned spaceflight opened at the National Museum of China on Friday. For the first time, the new-generation of manned #spacecraft and the lunar surface lander are on public display. #space...
A couple more from CCTV, showing the new-gen crew spacecraft for deep space/lunar, and another with the lander on the surface, rover in action, and the notion of putting astronauts on Mars by mid-century.
The images come from an exhibition to highlight achievements of China's human spaceflight...
Seem some Taiwanese are triggered by this, here is one arguing that it is not fair because the victim didn't pay tax in Taiwan.
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Compensation for Chinese absurd
By Huang Di-ying 黃帝穎
The Kaohsiung District Court on Friday last week ruled that the state...
COMPENSATION: The Kaohsiung Legal Affairs Bureau had appealed the first ruling, as it said the deceased was not Taiwanese and his family should not be treated as such
By Jonathan Chin / Staff writer, with CNA
The Kaohsiung branch of the High Court yesterday ruled that state compensation should...